APA (7th ed.) Citation
Ary, D., Jacobs, L. C., & Razavieh, A. Introduction to Research in Education (6a edición.). Wadsworth.
Chicago Style (17th ed.) Citation
Ary, Donald, Lucy Cheser Jacobs, and Asghar Razavieh. Introduction to Research in Education. 6a edición. Belmont, EUA: Wadsworth.
MLA (9th ed.) Citation
Ary, Donald, et al. Introduction to Research in Education. 6a edición. Wadsworth.
Warning: These citations may not always be 100% accurate.