Penggayaan APA

The World Book Encyclopedia E Vol. 6. (1981). Amerika: World Book - Child Craft International Inc..

Chicago Style

The World Book Encyclopedia E Vol. 6. . Amerika: World Book - Child Craft International Inc., 1981. Text.

MLA Style

The World Book Encyclopedia E Vol. 6. . Amerika: World Book - Child Craft International Inc., 1981. Text.

Turabian Style

The World Book Encyclopedia E Vol. 6. Amerika: World Book - Child Craft International Inc., 1981. Print.