Gaya APA
Maceachern, S. (2004).
Student Encyclopedia Volume 17 Venus - Zoology (Volume 17).
cambridge, UK:
GROLIER DANBURY,CONNECTICUT.
Gaya MLA
Maceachern, Sally.
"Student Encyclopedia Volume 17 Venus - Zoology".
Volume 17
cambridge, UK:
GROLIER DANBURY,CONNECTICUT,
2004.
Text.