(1989). Bibliography of doctoral dissertations: Natural and applied sciences 1989.
シカゴスタイル引用形Bibliography of Doctoral Dissertations: Natural and Applied Sciences 1989. New Delhi, Association of Indian Universities, 1989.
MLA引用形式Bibliography of Doctoral Dissertations: Natural and Applied Sciences 1989. 1989.
警告: この引用は必ずしも正確ではありません.