Fitzpatrick, F. L. (1963). Our animal resources: Animals and their economic importance. Holt, Rinehart and Winston.
Cita Chicago (17th ed.)Fitzpatrick, Frederick L. Our Animal Resources: Animals and Their Economic Importance. New York: Holt, Rinehart and Winston, 1963.
Cita MLA (8th ed.)Fitzpatrick, Frederick L. Our Animal Resources: Animals and Their Economic Importance. Holt, Rinehart and Winston, 1963.
Atenció: Aquestes cites poden no estar 100% correctes.