Gaya APA

The fourth World Congress on National Parks and protected areas Caracas, Venezuela 10 - 21 Februari 1992 / The Ministry of Foresrty of The Republic of Indonesia. (1992). : .

Gaya MLA

The fourth World Congress on National Parks and protected areas Caracas, Venezuela 10 - 21 Februari 1992 / The Ministry of Foresrty of The Republic of Indonesia. . : , 1992. Text.