APA (7th ed.) Citation

Briggs, M. H. (1967). Urea as a protein supplement. Pergamon Press.

Chicago Style (17th ed.) Citation

Briggs, Michael H. Urea as a Protein Supplement. Oxford [etc.]: Pergamon Press, 1967.

MLA (9th ed.) Citation

Briggs, Michael H. Urea as a Protein Supplement. Pergamon Press, 1967.