Cita APA (7a ed.)

Ludwig, E. E. (1995). Applied process design for chemical and petrochemical plants (3rd ed.). Gulf Pub. Co..

Cita Chicago Style (17a ed.)

Ludwig, Ernest E. Applied Process Design for Chemical and Petrochemical Plants. 3rd ed. Houston: Gulf Pub. Co., 1995.

Cita MLA (8a ed.)

Ludwig, Ernest E. Applied Process Design for Chemical and Petrochemical Plants. 3rd ed. Gulf Pub. Co., 1995.