Παραπομπή σε μορφή APA (7η εκδ.)

Sacopla, A. M., Floreindo, J., & Pacquiao, M. J. Regional concentration of small and medium manufacturing industries in the Philippines 1978 and 1983.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Sacopla, Alma M., Jean Floreindo, και Ma. Julieta Pacquiao. Regional Concentration of Small and Medium Manufacturing Industries in the Philippines 1978 and 1983.

Παραπομπή σε μορφή MLA (9th εκδ.)

Sacopla, Alma M., et al. Regional Concentration of Small and Medium Manufacturing Industries in the Philippines 1978 and 1983.