Hussain, Farrukh A textbook of botany and bio diversity for bs students of botany, zoology, chemistry, biotechnology and environmental science / [Book] : Farrukh Hussain. - Lahore : Pak Book Empire, 2012. - 256 p. ; 26 cm. Includes index All. ISBN: 9789698238209 Subjects--Topical Terms: Botany.Plants--botany. Dewey Class. No.: 580