Metcalf, K., Brown, H. F., & Ellsworth, R. E. (1971). Planning the academic library: Metcalf and Ellsworth at York. Oriel Press.
Citace podle Chicago (17th ed.)Metcalf, Keyes, Harry Faulkner Brown, a Ralph E. Ellsworth. Planning the Academic Library: Metcalf and Ellsworth at York. Newscastle: Oriel Press, 1971.
Citace podle MLA (9th ed.)Metcalf, Keyes, et al. Planning the Academic Library: Metcalf and Ellsworth at York. Oriel Press, 1971.
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