Gaya APA
McGrath, Kimberley. (1999).
World of Biology .
USA:
ITP.
Gaya Chicago
McGrath, Kimberley.
World of Biology.
USA:
ITP,
1999.
Text.
Gaya MLA
McGrath, Kimberley.
World of Biology.
USA:
ITP,
1999.
Text.
Gaya Turabian
McGrath, Kimberley.
World of Biology.
USA:
ITP,
1999.
Print.