APA (7th ed.) Citation

ScienceDirect (Online service), Clarke, S. G., & Tamanoi, F. (2006). Protein Methyltransferases. Academic Press.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), Steven G. Clarke, and Fuyuhiko Tamanoi. Protein Methyltransferases. Amsterdam ; London: Academic Press, 2006.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. Protein Methyltransferases. Academic Press, 2006.