Style de citation APA

(1977). World Book Year Book: The annual Supplement to the workld book encyclopedia. Field Enterprise.

Style de citation Chicago

World Book Year Book: The Annual Supplement to the Workld Book Encyclopedia. Chicago: Field Enterprise, 1977.

Style de citation MLA

World Book Year Book: The Annual Supplement to the Workld Book Encyclopedia. Field Enterprise, 1977.

Attention : ces citations peuvent ne pas être correctes à 100%.