TY - BOOK AU - Ekwabi,Stephen Ekwabi TI - Diversification strategy for oil companies: : the case of convenience stores introduced by BP Tanzania Limited AV - THS EAF HD9696.T34M3 PY - 2006/// CY - Dar es salaam PB - : University of Dar es Salaam KW - Petroleum industry and trade KW - Market surveys KW - BP Tanzania Ltd, Tanzania N1 - Includes bibliography ER -