Cita APA

(1996). The World of learning, 1997 (47th ed.). Europa Pub.

Citación estilo Chicago

The World of Learning, 1997. 47th ed. London: Europa Pub, 1996.

Cita MLA

The World of Learning, 1997. 47th ed. Europa Pub, 1996.

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