Lawrence, P. R. Rationalisation and diversification in the sisal industry P. R. Lawrence - Dar es Salaam : University College of Dar es Salaam, - 20p. : 33cm. - Paper; 69 . Paper No.69.1 - 69.24 are all bound in one book Subjects--Topical Terms: Sisal industry Government ownershipTanzania LC Class. No.: EAF QTO HD87.E3 No.69