Cita APA (7a ed.)

Maguirre, D. J., Goodchild, M., & Rhind, S. W. (1991). Geographical Information Systems: Principles and applications. Longman Scientific & Technical.

Cita Chicago Style (17a ed.)

Maguirre, David J., Michael Goodchild, y Savid W. Rhind. Geographical Information Systems: Principles and Applications. Essex: Longman Scientific & Technical, 1991.

Cita MLA (9a ed.)

Maguirre, David J., et al. Geographical Information Systems: Principles and Applications. Longman Scientific & Technical, 1991.