Gaya APA
Timbrell, J, A.
(2009).
PRINCIPLES OF BIOCHEMICAL TOXICOLOGI EDISI 4
.
USA:
Informasi Healthcare.
Gaya MLA
Timbrell, John, A..
"PRINCIPLES OF BIOCHEMICAL TOXICOLOGI EDISI 4".
USA:
Informasi Healthcare,
2009.
Teks.