STEIN, S. K., & CRABILL, C. D. (1976). Algebra II: Trigonometry. W.H.Freeman and co.
Dyfyniad Arddull ChicagoSTEIN, Sherman K., and Calvin D. CRABILL. Algebra II: Trigonometry. San Francisco: W.H.Freeman and co, 1976.
Dyfyniad MLASTEIN, Sherman K., and Calvin D. CRABILL. Algebra II: Trigonometry. W.H.Freeman and co, 1976.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.