ডঃ মুহম্মদ এশাল. (1960). Economy and organization of industrial: Enterprises. Pr.
Citazione stile Chigago Style (17a edizione)ডঃ মুহম্মদ এশাল. Economy and Organization of Industrial: Enterprises. Sofia: Pr, 1960.
Citatione MLA (9a ed.)ডঃ মুহম্মদ এশাল. Economy and Organization of Industrial: Enterprises. Pr, 1960.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.