APA
Allen Frank B, Douglas Edwin C, Richmond Donald E, Rickart Charles E & Swain Henry. (1961). Geometry. : .
Chicago
Allen Frank B, Douglas Edwin C, Richmond Donald E, Rickart Charles E and Swain Henry. 1961. Geometry. : .
Harvard
Allen Frank B, Douglas Edwin C, Richmond Donald E, Rickart Charles E and Swain Henry. (1961). Geometry. : .
MLA
Allen Frank B, Douglas Edwin C, Richmond Donald E, Rickart Charles E and Swain Henry. Geometry. : . 1961.