APA aipamena

Elvers, B. (2017). Ullmann's food and feed. Wiley-VCH.

Chicago Style aipamena

Elvers, Barbara. Ullmann's Food and Feed. Weinheim, Germany: Wiley-VCH, 2017.

MLA aipamena

Elvers, Barbara. Ullmann's Food and Feed. Wiley-VCH, 2017.