Ary, D., Irvine, C. K. S., Jacobs, L. C., & Walker, D. A. (2019). Introduction to research in education (Tenth edition.). Cengage.
Chicago Style (17th ed.) CitationAry, Donald, Christine K. Sorensen Irvine, Lucy Cheser Jacobs, and David A. Walker. Introduction to Research in Education. Tenth edition. Boston, Massachusetts: Cengage, 2019.
MLA (9th ed.) CitationAry, Donald, et al. Introduction to Research in Education. Tenth edition. Cengage, 2019.
Warning: These citations may not always be 100% accurate.