Andera, F., & Condon. G. (1986). The frequency of occurrence of punctuation rules, format, and English style in written business communicationsDelta Pi Epsilon Journal. 28, 197-210.
2.
Cornwell, R.E. (1980). Should business writing courses include instruction in grammar?Balance Sheet, 61, 305-307.
3.
Gray, M.M. (1983). An experimental study to determine the effect of learning correct word choice using a lecture-discussion method with supplemental drill work versus lecture discussion method only. Master of arts research projectMontclair State College.
4.
Herrick, M.J. (1986). A survey of grammar in business communicationABC Bulletin, 9-13.
5.
House, B.A. (1983). An evaluation of two methods of teaching business letter-writing skills. Unpublished doctoral dissertationUniversity of Louisiana, Baton Rouge. LA.
6.
Lundgren, C.A. (1985). A comparison of the effects of programmed instruction and computer-assisted instruction on achievement in English grammarDelta Pi Epsilon Journal. 27 . l-9 .
7.
Means, T.L. (1982). Impact of faulty mechanics on written communicationBusiness Education Forum, 36, 14-15.
8.
Ober, S. (1986). The spelling problems of first-year typewriting studentsNABTE Review.13, 43-47.
9.
Ober, S., & Kocar, M.J. (1986). The effect of student use of a computerized writing analysis program on writing achievementDelta Pi Epsilon Journal, 28, 99-106.
10.
Renshaw. D.A. (1988). A comparison of the effectiveness of two written in-class assignments in collegiate-level business communicationDelta Pi Epsilon Journal, 30,120-130.
11.
Supnick, R.M., & Rooney, P.S. (1985). A comparison of two methods for improving basic skills deficiencies of business communication studentsDelta Pi Epsilon Journal, 28,117-122.
12.
Tesch, R.E. (1979). An analysis of three instructional strategies used in teaching business communication grammar and usageJournal of Business Communication, 17, 53-59.
13.
The Random House Dictionary, (1980). New York: Ballantine Books.
14.
Warner, J.E. (1979). Where has all the syntax gone?ABC Bulletin, 42, 17-21.
15.
Webster's New World Dictionary (1988). New York: Simon and Schuster.
16.
Wilkinson, C.W. (1977). Grammar, theory, and principles in the basic college course in business communicationABC Bulletin . 40,1-4.
17.
Wunsch, D.R. (1986). Teaching basic writing skills in business communications: A comparison of different approachesDelta Pi Epsilon Journal , 28, 85-98.