Gaya APA
[et.all.], M., S. (2008).
DERMAL ABSORPTION AND TOXICITY ASSESSMENT (Second Edition).
USA:
Informa Healtcare.
Gaya MLA
[et.all.], Michael, S.Roberts.
"DERMAL ABSORPTION AND TOXICITY ASSESSMENT".
Second Edition
USA:
Informa Healtcare,
2008.
Buku Inti.