Euclidean geometry based on ruler and protractor axioms,
by Charles W. Curtis, Paul H. Daus [and] Robert J. Walker.
APA Citation
Curtis, C. W., Walker, R. John., Daus, P. H. (Paul Harold). (1961). Euclidean geometry based on ruler and protractor axioms. 2d, rev. ed. [New Haven, Conn.
MLA Citation
Curtis, Charles W, Robert John Walker, and Paul H. (Paul Harold) Daus. Euclidean Geometry Based On Ruler And Protractor Axioms. 2d, rev. ed. [New Haven, Conn, 1961.
Warning: These citations may not always be complete (especially for serials).