APA (7th ed.) Citation

Fay, J. (1991). Drug testing. Butterworth-Heinemann.

Chicago Style (17th ed.) Citation

Fay, John. Drug Testing. Boston: Butterworth-Heinemann, 1991.

MLA (9th ed.) Citation

Fay, John. Drug Testing. Butterworth-Heinemann, 1991.

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