Cohen, L., & Manion, L. Research methods in education. Choom Helm.
Chicago Style (17th ed.) CitationCohen, Louis, and Lawrence Manion. Research Methods in Education. Choom Helm.
MLA (8th ed.) CitationCohen, Louis, and Lawrence Manion. Research Methods in Education. Choom Helm.
Warning: These citations may not always be 100% accurate.