Habibi, Khushal. The desert ibex : life history, ecology and behaviour of the Nubian ibex in Saudi Arabia / Khushal Habibi. - 1st ed. - London : NCWCD with Immel, 1994 1415. - 192 p. : ill. ; 24 cm. Includes Bibliographical Refernces and Index. ISBN: 1898162859 Subjects--Topical Terms: Ibex--Juvenile literature. Dewey Class. No.: 599.7358 / H K D