Library of Congress. Classification Division, Martel, C., Schmidt, A. F. W., Perley, C. W., & MacNair, M. W. (1916). Classification. Government Printing Office.
Citace podle Chicago (17th ed.)Library of Congress. Classification Division, Charles Martel, A. F. W. Schmidt, Clarence W. Perley, a Mary Wilson MacNair. Classification. Washington: Government Printing Office, 1916.
Citace podle MLA (8th ed.)Library of Congress. Classification Division, et al. Classification. Government Printing Office, 1916.
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