Perkins, R. (1965). The prospective teacher's knowledge of library fundamentals: A study of the responsers made by 4,170 college seniors to test designed to measure familiarity with libraries. New York: Scarecrow Press.
Παραπομπή Chicago StylePerkins, Ralph. The Prospective Teacher's Knowledge of Library Fundamentals: A Study of the Responsers Made By 4,170 College Seniors to Test Designed to Measure Familiarity With Libraries. New York: Scarecrow Press, 1965.
Παραπομπή MLAPerkins, Ralph. The Prospective Teacher's Knowledge of Library Fundamentals: A Study of the Responsers Made By 4,170 College Seniors to Test Designed to Measure Familiarity With Libraries. New York: Scarecrow Press, 1965.
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