Παραπομπή APA

Fitzpatrick, F. L. (1963). Our animal resources: Animals and their economic importance. New York: Holt, Rinehart and Winston.

Παραπομπή Chicago Style

Fitzpatrick, Frederick L. Our Animal Resources: Animals and Their Economic Importance. New York: Holt, Rinehart and Winston, 1963.

Παραπομπή MLA

Fitzpatrick, Frederick L. Our Animal Resources: Animals and Their Economic Importance. New York: Holt, Rinehart and Winston, 1963.

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