Bhatnagar, S. P. Gymnosperms - 1st ed. - New Delhi new Age International limited Publication 1996 - vi,470p.; 24cm. Includes index. ISBN: 9788122407927(pbk.) 9788122407921(pbk.) Subjects--Topical Terms: Botany Subjects--Index Terms: Gymnosperms Dewey Class. No.: 585 / BHA