Gaya APA
Waldbauer, G.
(1998).
Insect strought the seasons
(
Cet.3)
.
Masachusset:
Harvart University Press.
Gaya MLA
Waldbauer, Gilbert.
"Insect strought the seasons".
Cet.3
Masachusset:
Harvart University Press,
1998.
Textbook.