APA-referens

(1963). The world book encyclopedia. Vol.20: Reading and study guide. Chicago: Field Enterprises Educational Corporation.

Chicago-stil citat

The World Book Encyclopedia. Vol.20: Reading and Study Guide. Chicago: Field Enterprises Educational Corporation, 1963.

MLA-referens

The World Book Encyclopedia. Vol.20: Reading and Study Guide. Chicago: Field Enterprises Educational Corporation, 1963.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.