Gaya APA

The World Book Encyclopedia (Q-R Volume 16). (1972). USA: Field Enterprises Educational Corporation.

Gaya Chicago

The World Book Encyclopedia (Q-R Volume 16). Q-R Volume 16, 1972. USA: Field Enterprises Educational Corporation, 1972. Text.

Gaya MLA

The World Book Encyclopedia (Q-R Volume 16). Q-R Volume 16, 1972. USA: Field Enterprises Educational Corporation, 1972. Text.

Gaya Turabian

The World Book Encyclopedia (Q-R Volume 16). USA: Field Enterprises Educational Corporation, 1972. Print.