APA (7th ed.) Citation

Gobran, A., Ojeda, E., & Rosas Pérez, A. Algebra elemental.

Chicago Style (17th ed.) Citation

Gobran, Alfonse, Eduardo Ojeda, and Alberto Rosas Pérez. Algebra Elemental. México.

MLA (9th ed.) Citation

Gobran, Alfonse, et al. Algebra Elemental.