Burkman, Ernest. "ISCS-An Individualized Approach to Science Instruction" The Science Teacher, Vol. 37, No. 9, 1970, p. 27.
2.
Lockard, J. David, ed. "Eighth Report of the International Clearinghouse on Science and Mathematics Projects" University of Maryland, 1972, 858 pp.
3.
Pallrand, George J. "Time, Space and Matter." The Physics Teacher, March 1970, p. 124-129.
4.
Robinson, Buel C. "Science for People Problems—Through Science-Humanities Seminars " The Science Teacher, Oct. 1972, pp. 41-42.
5.
Romey, William D. "ESCP—A Project in Transition," The American Biology Teacher, September 1970, p. 343-347.
6.
Roth, R.A. "Princeton Project and the Process Approach—A Critique." School Science and Mathematics, Jan. 1971, p. 44-48.
7.
Showalter, Victor. "The Fuse Approach." The Science Teacher, Feb. 1973, pp. 25-57.
8.
Trowbridge, Leslie W. "Trends and Innovations in Junior High School Science Teaching in the United States." The Science Teacher, April 1974, pp. 12-15.