Wong, Veronica Wai Yoke, The role of scientific research in the development of exported cash crops with particular reference to Malaysia / Veronica Wong Wai Yoke. - Manchester : Manchester Polytechnic, 1985. - 2v. ; 28 cm. Thesis (Ph. D) - Manchester Polytechnic Subjects--Topical Terms: Crops--Research.--MalaysiaAgriculture--Research--Malaysia.Crop improvement--Malaysia.