Παραπομπή APA

Stevenson, J. . P. (1980). Trout farming manual. Fishing news.

Παραπομπή Chicago Style

Stevenson, J P. Trout Farming Manual. England: Fishing news, 1980.

Παραπομπή MLA

Stevenson, J P. Trout Farming Manual. Fishing news, 1980.