APA (7th ed.) Citation

Hartley, L. P., Pijáková, E., & Drozd, J. W.S.

Chicago Style (17th ed.) Citation

Hartley, Leslie Poles, Eva Pijáková, and Jozef Drozd. W.S.

MLA (9th ed.) Citation

Hartley, Leslie Poles, et al. W.S.

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