APA (7th ed.) Citation

Klaassen, L. H., Paelinck, J. H. P., & Wagenaar, S. (1979). Spatial systems: A general introduction. Saxon House.

Chicago Style (17th ed.) Citation

Klaassen, Leo Hendrik, J. H. P. Paelinck, and S. Wagenaar. Spatial Systems: A General Introduction. Westmead, England: Saxon House, 1979.

MLA (9th ed.) Citation

Klaassen, Leo Hendrik, et al. Spatial Systems: A General Introduction. Saxon House, 1979.