Group, 3. I. T. D. (1969). How to decide business policy. London.
Chicagoスタイル(17版)引用形式Group, 3999 Intermediate Technology Development. How to Decide Business Policy. London, 1969.
MLA(9版)引用形式Group, 3999 Intermediate Technology Development. How to Decide Business Policy. London, 1969.
警告: この引用は必ずしも正確ではありません.