Cita APA (7a ed.)

Riegel, E. R. (1944). Chemical machinery: An elementary treatise on equipment for the process industries. Reinhold publishing corporation.

Cita Chicago Style (17a ed.)

Riegel, Emil Raymond. Chemical Machinery: An Elementary Treatise on Equipment for the Process Industries. New York: Reinhold publishing corporation, 1944.

Cita MLA (9a ed.)

Riegel, Emil Raymond. Chemical Machinery: An Elementary Treatise on Equipment for the Process Industries. Reinhold publishing corporation, 1944.