Παραπομπή σε μορφή APA (7η εκδ.)

Anderson, L. T. (1987). Seven methods for calculating land capability/suitability. american Planning Association.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Anderson, Larz T. Seven Methods for Calculating Land Capability/suitability. Chicago: american Planning Association, 1987.

Παραπομπή σε μορφή MLA (9th εκδ.)

Anderson, Larz T. Seven Methods for Calculating Land Capability/suitability. american Planning Association, 1987.