Gaya APA
Grolier international encyclopedia 15. (1998).
Dambusy:
Grolier Incorporanted.
Gaya Chicago
Grolier international encyclopedia 15.
.
Dambusy:
Grolier Incorporanted,
1998.
Text.
Gaya MLA
Grolier international encyclopedia 15.
.
Dambusy:
Grolier Incorporanted,
1998.
Text.
Gaya Turabian
Grolier international encyclopedia 15.
Dambusy:
Grolier Incorporanted,
1998.
Print.