Dyfyniad APA

Goodman, A., & Hirsch, L. (2000). Precalculus: Understanding functions. Brooks/Cole.

Dyfyniad Arddull Chicago

Goodman, Arthur, and Lewis Hirsch. Precalculus: Understanding Functions. Pacific Grove, CA: Brooks/Cole, 2000.

Dyfyniad MLA

Goodman, Arthur, and Lewis Hirsch. Precalculus: Understanding Functions. Brooks/Cole, 2000.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.