Dyfyniad APA

Metcalf, K. D., Russell, J. D., & Osborn, A. D. (1943). The program of instruction in library schools. University of Illinois Press.

Dyfyniad Arddull Chicago

Metcalf, Keyes DeWitt, John Dale Russell, and Andrew Delbridge Osborn. The Program of Instruction in Library Schools. Urbana, IL: University of Illinois Press, 1943.

Dyfyniad MLA

Metcalf, Keyes DeWitt, et al. The Program of Instruction in Library Schools. University of Illinois Press, 1943.

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