Παραπομπή σε μορφή APA (7η εκδ.)

Nir, D. (1990). Region as a socio-environmental system: An introduction to a systemic regional geography. kluwer Academic.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Nir, Dov. Region as a Socio-environmental System: An Introduction to a Systemic Regional Geography. Dordrecht: kluwer Academic, 1990.

Παραπομπή σε μορφή MLA (9th εκδ.)

Nir, Dov. Region as a Socio-environmental System: An Introduction to a Systemic Regional Geography. kluwer Academic, 1990.