APA (7th ed.) Zitazioa

Berendsen, B. S. M. (1978). Regional models of trade and development. Martinus Nijhoff.

Chicago Style (17th ed.) Zitazioa

Berendsen, B. S. M. Regional Models of Trade and Development. Leiden: Martinus Nijhoff, 1978.

MLA (9th ed.) Zitazioa

Berendsen, B. S. M. Regional Models of Trade and Development. Martinus Nijhoff, 1978.