Guinee-Bissau.

MLA

Grasveld, Carl, and Koen Wessing. Guinee-bissau. Den Haag: Novib, 1979.

APA

Grasveld, C., & Wessing, K. (1979). Guinee-Bissau. Den Haag: Novib.

Chicago

Grasveld, Carl, and Koen Wessing. Guinee-Bissau. Den Haag: Novib, 1979.