Ellis, R. S. (1951). Educational psychology: A problem approach. Van Nostrand.
Chicago Style (17th ed.) CitationEllis, Robert Sidney. Educational Psychology: A Problem Approach. New York: Van Nostrand, 1951.
MLA (9th ed.) CitationEllis, Robert Sidney. Educational Psychology: A Problem Approach. Van Nostrand, 1951.
Warning: These citations may not always be 100% accurate.