APA

Butler C. H. W. F. L., . (1960). Teaching of secondary mathematics. : McGraw-Hill Book Company, New York.

Chicago

Butler Charles H Wren F Lynwood, . 1960. Teaching of secondary mathematics. : McGraw-Hill Book Company, New York.

Harvard

Butler C. H. W. F. L., . (1960). Teaching of secondary mathematics. : McGraw-Hill Book Company, New York.

MLA

Butler Charles H Wren F Lynwood, . Teaching of secondary mathematics. : McGraw-Hill Book Company, New York. 1960.