Citazione Stile APA (7a Edizione)
Riegel, E. R. (1947). Chemical Machinery: An elementary treatise on equipment for the process industries. Reinhold.
Citazione stile Chigago Style (17a edizione)
Riegel, Emil Raymond. Chemical Machinery: An Elementary Treatise on Equipment for the Process Industries. New York: Reinhold, 1947.
Citatione MLA (9a ed.)
Riegel, Emil Raymond. Chemical Machinery: An Elementary Treatise on Equipment for the Process Industries. Reinhold, 1947.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.