APA (7th ed.) Citation

Kroll, S. (1977). Opening the World: Motivation in the Use of Library/Media Materials.

Chicago Style (17th ed.) Citation

Kroll, Steven. Opening the World: Motivation in the Use of Library/Media Materials. 1977.

MLA (9th ed.) Citation

Kroll, Steven. Opening the World: Motivation in the Use of Library/Media Materials. 1977.

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