Cita APA (7a ed.)

Knorr, K. E. (1945). World rubber and its regulation. Stanford University Press.

Cita Chicago Style (17a ed.)

Knorr, Klaus Eugen. World Rubber and Its Regulation. Stanford (California): Stanford University Press, 1945.

Cita MLA (9a ed.)

Knorr, Klaus Eugen. World Rubber and Its Regulation. Stanford University Press, 1945.