Sirisha Rani, S. Techniques of teaching botany S. Sirisha Rani; edited by Digumarti Bhaskara Rao. - New Delhi Sonali Publications 2006 - 195p.; 22cm. ISBN: 8184110375 Subjects--Topical Terms: Plants - study and teaching Botanical sciences. Dewey Class. No.: 581.07 / S47T