IB Economics Answer Book (tried and Tested) Standard and Higher Level by Dipak Khimji and John Evans-KlockKhimji, Dipak & 2 more2016PDF13 MBEN
Theoretical and Experimental Study of Arrays of Axial Slots on a Circular Cylinder / Dipak L. Sengupta, Joseph E. Ferris.Dipak L. Sengupta1974EN
A Study of Axial Slot Arrays on a Circular Cylinder for Use on Electrically Small Vehicles / Dipak L. Sengupta, Joseph E. Ferris.Dipak L. Sengupta1975EN
Boekoe Penoentoen Akan Dipakai Oleh Priaji2 Dalam Pemeriksaan "Voorloopig Onderzoek"W. F. Haase1908ID