Nuri, Husain Ahmad Studies of the digestive physiology of Nymph of the dragonfly, Aeschna Spp Husain Ahmad Nuri - NEHU - Shillong NEHU 1981 - [14], 44p. :8 plates ; 30cm. NEHU Depaartment of zoology : M. Sc Dissertation, 1980 Dewey Class. No.: DS / 638.5733 NUR