Cita APA (7a ed.)

Carberry, J., Mooney, D., & Higgins, A. (1990). Discovering geography. Folens.

Cita Chicago Style (17a ed.)

Carberry, Jim, Des Mooney, y Antoinette Higgins. Discovering Geography. Dublin: Folens, 1990.

Cita MLA (9a ed.)

Carberry, Jim, et al. Discovering Geography. Folens, 1990.