APA Style

F., E. et al (1990). Sand Transport and Desertification in Arid Lands : Proceedings of the International Workshop on 17-26 November 1985. Khartoum. Sudan. . Singapore: WORLD SCIENTIFIC.

MLA Style

F., El-Baz.. et al. "Sand Transport and Desertification in Arid Lands : Proceedings of the International Workshop on 17-26 November 1985. Khartoum. Sudan.". Singapore: WORLD SCIENTIFIC, 1990. Buku.