APA Citation

(1986). The world book encyclopedia: A volúmen 1. US: World Book, Chicago.

Chicago Style Citation

The World Book Encyclopedia: A Volúmen 1. US: World Book, Chicago, 1986.

MLA Citation

The World Book Encyclopedia: A Volúmen 1. US: World Book, Chicago, 1986.

Warning: These citations may not always be 100% accurate.