APA (7th ed.) Citation

Fotheringham, A. S., & O'Kelly, M. E. (1989). Spatial interaction models: Formulations and applications. Kluwer Academic.

Chicago Style (17th ed.) Citation

Fotheringham, A. Stewart, and Morton E. O'Kelly. Spatial Interaction Models: Formulations and Applications. Dordrecht [etc.]: Kluwer Academic, 1989.

MLA (9th ed.) Citation

Fotheringham, A. Stewart, and Morton E. O'Kelly. Spatial Interaction Models: Formulations and Applications. Kluwer Academic, 1989.