Occasional paper
Department of geography, Ahmadu Bello University
Dept. of Geography, Ahmadu Bello University
edited by M.J. Mortimore ; with a foreword by I.S. Audu
Dept. of Geography, Ahmadu Bello University 1970 Occasional paper / Department of geography, Ahmadu Bello University no. 4
所蔵館3館
by M. J. Mortimore and J. Wilson
Ahmadu Bello University, Dept. of Geography 1965 Occasional paper / Department of geography, Ahmadu Bello University no. 1