APA ציטוט

Gullard, J. A. (1969). Manual of methods for fish stock assesment. F A O United Nations.

Chicago Edition Citation

Gullard, J. A. Manual of Methods for Fish Stock Assesment. Rome: F A O United Nations, 1969.

ציטוט MLA

Gullard, J. A. Manual of Methods for Fish Stock Assesment. F A O United Nations, 1969.