Παραπομπή σε μορφή APA (7η εκδ.)

Scholten, H. J., & Stillwell, J. C. H. (1990). Geographical information systems for urban and regional planning. Kluwer Academic Publishers.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Scholten, Henk J., και John C. H. Stillwell. Geographical Information Systems for Urban and Regional Planning. Bordrecht: Kluwer Academic Publishers, 1990.

Παραπομπή σε μορφή MLA (8th εκδ.)

Scholten, Henk J., και John C. H. Stillwell. Geographical Information Systems for Urban and Regional Planning. Kluwer Academic Publishers, 1990.