Παραπομπή σε μορφή APA (7η εκδ.)

Pascual, A., & Silonga, W. (1979). A study on computer analysis of land use classification of Metro Manila. Natural Resources Maanagement Center, Ministry of Natural Resources.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Pascual, Alejandro, και Wellman Silonga. A Study on Computer Analysis of Land Use Classification of Metro Manila. Quezon City: Natural Resources Maanagement Center, Ministry of Natural Resources, 1979.

Παραπομπή σε μορφή MLA (9th εκδ.)

Pascual, Alejandro, και Wellman Silonga. A Study on Computer Analysis of Land Use Classification of Metro Manila. Natural Resources Maanagement Center, Ministry of Natural Resources, 1979.