APA način citiranja

Leedy,Paul.D, e. (2016). Practical Research: Planning and design (11 Edition.).

Čikaški stil citiranja

Leedy,Paul.D, et.al. Practical Research: Planning and Design. 11 Edition. Pearson,New York, 2016.

MLA način citiranja

Leedy,Paul.D, et.al. Practical Research: Planning and Design. 11 Edition. 2016.