Cita APA (7th ed.)

Travers, K. J., & Dalton, L. C. (1987). Algebra 1. Laidlaw brothers.

Cita Chicago (17th ed.)

Travers, Kenneth J., i LeRoy C. Dalton. Algebra 1. Sacramento: Laidlaw brothers, 1987.

Cita MLA (9th ed.)

Travers, Kenneth J., i LeRoy C. Dalton. Algebra 1. Laidlaw brothers, 1987.