Euclidean geometry based on ruler and protractor axioms /
by Charles W. Curtis, Paul H. Daus, Robert J. Walker ; written for the School Mathematics Study Group under a grant from the National Science Foundation.
APA Citation
Curtis, C. W., Walker, R. John., Daus, P. H. (Paul Harold). (1959). Euclidean geometry based on ruler and protractor axioms. Rev. ed. [New Haven?]: Yale University.
MLA Citation
Curtis, Charles W, Robert John Walker, and Paul H. (Paul Harold) Daus. Euclidean Geometry Based On Ruler And Protractor Axioms. Rev. ed. [New Haven?]: Yale University, 1959.
Warning: These citations may not always be complete (especially for serials).