Gaya APA
Clarke, D. (1987).
The New Illustrated Science and Invention Encyclopedia Vol.3 (Bitumen-Camera) .
Westport Connecticut:
H.S. Stuttman Inc, Publishers.
Gaya MLA
Clarke, Donald.
"The New Illustrated Science and Invention Encyclopedia Vol.3 (Bitumen-Camera)".
Westport Connecticut:
H.S. Stuttman Inc, Publishers,
1987.
Text.