Gaya APA
The Green Kingdom (Childcraft: The How and Why Library). (1992).
Amerika Serikat:
World Book-Childcraft Internaional Inc.
Gaya Chicago
The Green Kingdom (Childcraft: The How and Why Library).
.
Amerika Serikat:
World Book-Childcraft Internaional Inc,
1992.
Text.
Gaya MLA
The Green Kingdom (Childcraft: The How and Why Library).
.
Amerika Serikat:
World Book-Childcraft Internaional Inc,
1992.
Text.
Gaya Turabian
The Green Kingdom (Childcraft: The How and Why Library).
Amerika Serikat:
World Book-Childcraft Internaional Inc,
1992.
Print.