Παραπομπή σε μορφή APA (7η εκδ.)

Leeuwen, E. (2010). Urban-Rural Interactions: Towns as Focus Points in Rural Development. Physica-Verlag Heidelberg.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Leeuwen, Eveline. Urban-Rural Interactions: Towns as Focus Points in Rural Development. Heidelberg: Physica-Verlag Heidelberg, 2010.

Παραπομπή σε μορφή MLA (8th εκδ.)

Leeuwen, Eveline. Urban-Rural Interactions: Towns as Focus Points in Rural Development. Physica-Verlag Heidelberg, 2010.