WALKER, K., W., A., J.(2010).Principles and Techniques of Biochemistry and Molecular Biology (Seventh Edition).Cambridge:CAMBRIDGE UNIVERSITY PRESS.
Gaya MLA
WALKER, KEITH, WILSON, AND, JOHN."Principles and Techniques of Biochemistry and Molecular Biology".Seventh EditionCambridge:CAMBRIDGE UNIVERSITY PRESS,2010.Buku Pelajaran.