Gaya APA
Murray, R, K.
(1990).
Harper's Biochemistry
(
Edisi 2Edisi 2)
.
Amerika:
Prentice-Hall International Inc.
Gaya MLA
Murray, Robert, K..
"Harper's Biochemistry".
Edisi 2Edisi 2
Amerika:
Prentice-Hall International Inc,
1990.
Text.