Gaya APA

W.Sparks, P, K, F. (1967). Algebra Trigonometry & Analytic Geometry (--). New York: McGraw-Hill, Inc..

Gaya MLA

W.Sparks, Paul, K.Rees,, Fred. "Algebra Trigonometry & Analytic Geometry". -- New York: McGraw-Hill, Inc., 1967. Text.