APA stil citiranja
O'Day, E. F. (1971). Programmed Instruction: Programmed Instruction : techniques and trends (New York.). New York: Appleton-Century-Crofts.
Chicago stil citiranjaO'Day, Edward F. Programmed Instruction: Programmed Instruction : techniques and trends. New York. New York: Appleton-Century-Crofts, 1971.
MLA stil citiranjaO'Day, Edward F. Programmed Instruction: Programmed Instruction : techniques and trends. New York. New York: Appleton-Century-Crofts, 1971.
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