Gaya APA

The Kyoto protocol : a guide and assessment / Michael Grubb with Christiaan Vrolijk and Duncan Brack. (1999). : London : Royal Institute of International Affairs.

Gaya MLA

The Kyoto protocol : a guide and assessment / Michael Grubb with Christiaan Vrolijk and Duncan Brack. . : London : Royal Institute of International Affairs, 1999. Text.