APA Style
Grolier International, Inc. (1981).
The New Book of Knowledge: Volume 2 .
United States:
Grolier International, Inc.
Chicago Style
Grolier International, Inc.
The New Book of Knowledge: Volume 2.
United States:
Grolier International, Inc,
1981.
Text.
MLA Style
Grolier International, Inc.
The New Book of Knowledge: Volume 2.
United States:
Grolier International, Inc,
1981.
Text.
Turabian Style
Grolier International, Inc.
The New Book of Knowledge: Volume 2.
United States:
Grolier International, Inc,
1981.
Print.