Briggs, M. H. (1967). Urea as a protein supplement. Pergamon Press.
Chicago Edition CitationBriggs, Michael H. Urea as a Protein Supplement. Oxford: Pergamon Press, 1967.
Cita MLABriggs, Michael H. Urea as a Protein Supplement. Pergamon Press, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.