Gaya APA
Conant, J., Fadem, P.
(2008).
A Community Guide to Enviromental Health
(
1st ed)
.
Canada:
Hesperian Foundation.
Gaya MLA
Conant, Jeff., Fadem, Pam.
"A Community Guide to Enviromental Health".
1st ed
Canada:
Hesperian Foundation,
2008.
Text.