APA Style
GROLIER FAMILY ENCYCLOPEDIA: VOLUME 20 (WOR-ZYG). (1994).
NEW YORK:
GROLLIER INCORPORATED.
Chicago Style
GROLIER FAMILY ENCYCLOPEDIA: VOLUME 20 (WOR-ZYG).
.
NEW YORK:
GROLLIER INCORPORATED,
1994.
Text.
MLA Style
GROLIER FAMILY ENCYCLOPEDIA: VOLUME 20 (WOR-ZYG).
.
NEW YORK:
GROLLIER INCORPORATED,
1994.
Text.
Turabian Style
GROLIER FAMILY ENCYCLOPEDIA: VOLUME 20 (WOR-ZYG).
NEW YORK:
GROLLIER INCORPORATED,
1994.
Print.