SAWYER,W.W. (1959). A concrete approach to abstrack algebra - W.W. Sawyer. W.H. Freeman and Comp.
Chicago Style (17th ed.) CitationSAWYER,W.W. A Concrete Approach to Abstrack Algebra - W.W. Sawyer. W.H. Freeman and Comp, 1959.
MLA (8th ed.) CitationSAWYER,W.W. A Concrete Approach to Abstrack Algebra - W.W. Sawyer. W.H. Freeman and Comp, 1959.
Warning: These citations may not always be 100% accurate.