Παραπομπή σε μορφή APA (7η εκδ.)

Porter, J. R., & Howell, F. M. (2012). Geographical Sociology: Theoretical Foundations and Methodological Applications in the Sociology of Location. Springer Netherlands.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Porter, Jeremy R., και Frank M. Howell. Geographical Sociology: Theoretical Foundations and Methodological Applications in the Sociology of Location. Dordrecht: Springer Netherlands, 2012.

Παραπομπή σε μορφή MLA (8th εκδ.)

Porter, Jeremy R., και Frank M. Howell. Geographical Sociology: Theoretical Foundations and Methodological Applications in the Sociology of Location. Springer Netherlands, 2012.