Gaya APA

Rees., P, K, R, ;, F, W, S, ;, C, S. (1991). College algebra with trigonometry . USA: McGraw-Hill.

Gaya MLA

Rees., Paul, K., Rees, ;, Fred, W., Spark, ;, Charles, Sparks. "College algebra with trigonometry". USA: McGraw-Hill, 1991. Text.