Earl, B. (1963). Groups and fields: A programmed unit in modern education ed by J William Moore and Wendell I Smith.
Chicago Edition CitationEarl, Boyd. Groups and Fields: A Programmed Unit in Modern Education Ed by J William Moore and Wendell I Smith. 1963.
MLA Edition CitationEarl, Boyd. Groups and Fields: A Programmed Unit in Modern Education Ed by J William Moore and Wendell I Smith. 1963.
Warning: These citations may not always be 100% accurate.