Coxford, A. F., & Usiskin, Z. P. (1971). Geometry: A transformation approach. Laidlaw Brothers.
Chicago-čujuhus (17. p.)Coxford, Arthur F., juo Zalman P. Usiskin. Geometry: A Transformation Approach. River Forest: Laidlaw Brothers, 1971.
MLA-čujuhus (9. p.)Coxford, Arthur F., juo Zalman P. Usiskin. Geometry: A Transformation Approach. Laidlaw Brothers, 1971.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.