Schwartz, A. (1972). Hobbies: An introduction to crafts, collections, nature study, and other life-long pursuits. Drawings by Barbara Carmer Schwartz. Simon and Schuster.
Čikaški stil citiranja (17. izdanje)Schwartz, Alvin. Hobbies: An Introduction to Crafts, Collections, Nature Study, and Other Life-long Pursuits. Drawings by Barbara Carmer Schwartz. New York: Simon and Schuster, 1972.
MLA način citiranja (9. izdanje)Schwartz, Alvin. Hobbies: An Introduction to Crafts, Collections, Nature Study, and Other Life-long Pursuits. Drawings by Barbara Carmer Schwartz. Simon and Schuster, 1972.
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