Markle, S. M. (1962). Individualizing programed instruction: The programer's part. Center for Programed Instruction.
Chicago Style (17th ed.) CitationMarkle, Susan Meyer. Individualizing Programed Instruction: The Programer's Part. N.Y.: Center for Programed Instruction, 1962.
MLA (8th ed.) CitationMarkle, Susan Meyer. Individualizing Programed Instruction: The Programer's Part. Center for Programed Instruction, 1962.
Warning: These citations may not always be 100% accurate.