APA Style
Incorporated, Grolier. (1976).
Encyclopedia Year Book 1976 (1976).
USA:
Grolier.
Chicago Style
Incorporated, Grolier.
Encyclopedia Year Book 1976.
1976
USA:
Grolier,
1976.
Text.
MLA Style
Incorporated, Grolier.
Encyclopedia Year Book 1976.
1976
USA:
Grolier,
1976.
Text.
Turabian Style
Incorporated, Grolier.
Encyclopedia Year Book 1976.
1976
USA:
Grolier,
1976.
Print.