Gaya APA

HAENEL, H. et al (2011). Update of the calculation of metabolizable energy requirements for pigs in the german agricultural . Hamburg-Germany: vTI.

Gaya MLA

HAENEL, HAns-Dieter. et al. "Update of the calculation of metabolizable energy requirements for pigs in the german agricultural ". Hamburg-Germany: vTI, 2011. Artikel.