APA (7th ed.) Citation

Langhorne, M. J. (1987). Marketing Books in the School Library.

Chicago Style (17th ed.) Citation

Langhorne, Mary Jo. Marketing Books in the School Library. 1987.

MLA (9th ed.) Citation

Langhorne, Mary Jo. Marketing Books in the School Library. 1987.

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