Gaya APA

Ludwig, E. (1964). Applied process design for chemical and petrochemical plants. Volume I Fluid flow Pumping of liquids Separations Vacuum systems (1964). : Texas : Gulf Publishing Company,.

Gaya MLA

Ludwig, Ernest. "Applied process design for chemical and petrochemical plants. Volume I Fluid flow Pumping of liquids Separations Vacuum systems". 1964 : Texas : Gulf Publishing Company,, 1964. Text.