Gaya APA
Natural Enemis : An introduction to biological control. (2004).
Cambridge:
Cambridge university.
Gaya Chicago
Natural Enemis : An introduction to biological control.
.
Cambridge:
Cambridge university,
2004.
Buku.
Gaya MLA
Natural Enemis : An introduction to biological control.
.
Cambridge:
Cambridge university,
2004.
Buku.
Gaya Turabian
Natural Enemis : An introduction to biological control.
Cambridge:
Cambridge university,
2004.
Buku.