Παραπομπή σε μορφή APA (7η εκδ.)

Solon, O. C. (1994). Urban and regional development as population policy: Issues for the mayor, governor, and director-general. Integrated Population and Development Planning Project, National Economic and Development Authority.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Solon, Orville C. Urban and Regional Development as Population Policy: Issues for the Mayor, Governor, and Director-general. [Manila]: Integrated Population and Development Planning Project, National Economic and Development Authority, 1994.

Παραπομπή σε μορφή MLA (9th εκδ.)

Solon, Orville C. Urban and Regional Development as Population Policy: Issues for the Mayor, Governor, and Director-general. Integrated Population and Development Planning Project, National Economic and Development Authority, 1994.