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Dunlop, Richard S., and Hintergardt , Ben C. "Innovation in Guidance: Implications of Flexible-Modular Scheduling." Personnel and Guidance Journal45: 812-17; April 1967 .
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Glines, Don. "Changing a School." Phi Delta Kappan48: 166-68; December 1966.
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Hamilton, Jack A., and Madgic, Robert F. "Can Flexible Scheduling Improve Social Studies Instruction?" Journal of Secondary Education39: 295-98; November 1964.
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Hoffman, Elayne B. "The Brookhurst Plan: An Experiment in Flexible Scheduling." NEA Journal54: 50-52; September 1965.
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Manlove, Donald C., and Beggs, David W., III.Flexible Scheduling Using the IndiFlexS Model. Bloomington: Indiana University Press, 1965.
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Polos, Nicholas C. "Time To Learn." Journal of Secondary Education40: 367-60; December 1965.
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—. "The Tutorial Adapted for High School."Clearing House40: 404-05; March 1966.
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Sorenson, Warren. "The Modular Schedule of Industrial Arts." School Board Journal; October 1966.
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Swenson, Gardner , and Keys, Donald.Providing for Flexibility in Scheduling and Instruction. Englewood Cliffs, N.J.: Prentice-Hall, 1966.
13.
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