Shapiro, S. A. (1971). Our changing fisheries. United States. Department of Commerce.
Citace podle Chicago (17th ed.)Shapiro, Sidney A. Our Changing Fisheries. Washington, D.C: United States. Department of Commerce, 1971.
Citace podle MLA (9th ed.)Shapiro, Sidney A. Our Changing Fisheries. United States. Department of Commerce, 1971.
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