Cita APA (7a ed.)

Buhlig, R. (1914). Business English: A practice book. D.C. Heath.

Cita Chicago Style (17a ed.)

Buhlig, Rose. Business English: A Practice Book. Boston [etc.]: D.C. Heath, 1914.

Cita MLA (9a ed.)

Buhlig, Rose. Business English: A Practice Book. D.C. Heath, 1914.