APA način citiranja

R J Heitzman. (1994). Veterinary Drug REsidues: Residues in food Producind animals and their products : Reference Materials and Methods (2.). Commission of the European Communities.

Čikaški stil citiranja

R J Heitzman. Veterinary Drug REsidues: Residues in Food Producind Animals and Their Products : Reference Materials and Methods. 2. Commission of the European Communities, 1994.

MLA način citiranja

R J Heitzman. Veterinary Drug REsidues: Residues in Food Producind Animals and Their Products : Reference Materials and Methods. 2. Commission of the European Communities, 1994.