ডঃ মুহম্মদ এশাল. (1960). Economy and organization of industrial: Enterprises. Pr.
Chicagoスタイル(17版)引用形式ডঃ মুহম্মদ এশাল. Economy and Organization of Industrial: Enterprises. Sofia: Pr, 1960.
MLA(9版)引用形式ডঃ মুহম্মদ এশাল. Economy and Organization of Industrial: Enterprises. Pr, 1960.
警告: この引用は必ずしも正確ではありません.