Não informado. (1973). Applied Sciences and Development. Institute for Scientific Co-operation.
Chicagoスタイル(17版)引用形式Não informado. Applied Sciences and Development. Tubingen, Alemanha: Institute for Scientific Co-operation, 1973.
MLA(8版)引用形式Não informado. Applied Sciences and Development. Institute for Scientific Co-operation, 1973.
警告: この引用は必ずしも正確ではありません.