Citazione APA

Agnes, C Agnes Winter, & J C Hindson. (2002). Manual of Sheep Diseases (2.). Berlin.

Stile di citazione Chicago

Agnes, C Agnes Winter, e J C Hindson. Manual of Sheep Diseases. 2. Berlin, 2002.

Citazione MLA

Agnes, et al. Manual of Sheep Diseases. 2. Berlin, 2002.