Mwalyosi, Raphael B. B. Water potentials in the Lake Manyara catchment basin - Dar es Salaam: University of Dar es Salaam, 1989 - 36p. ill. 29cm. - Research Paper; 20: Research paper No.4, 6, 12-14, 17-20 all are bound in one book . Includes bibliography: P.31 ISBN: 9976 69 009 6 Subjects--Topical Terms: Lake Manyara LC Class. No.: EAF QTO H31.E32I5 No.20