Cita APA

(1997). Natural resources development: Focus: tropical. Gernamy: The institute for Scientific Co-operation.

Chicago Style Citation

Natural Resources Development: Focus: Tropical. Gernamy: The institute for Scientific Co-operation, 1997.

Cita MLA

Natural Resources Development: Focus: Tropical. Gernamy: The institute for Scientific Co-operation, 1997.

Atenció: Aquestes cites poden no estar 100% correctes.