APA (7th ed.) Citation

(1992). The world of learning 1993 (43rd ed.). Europa Publications.

Chicago Style (17th ed.) Citation

The World of Learning 1993. 43rd ed. London: Europa Publications, 1992.

MLA (9th ed.) Citation

The World of Learning 1993. 43rd ed. Europa Publications, 1992.

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