Cita APA (7a ed.)
Cotton, D. (1989). Keys to Management: <A> Course in Business English (1. ed.). Nelson.
Cita Chicago Style (17a ed.)
Cotton, David. Keys to Management: <A> Course in Business English. 1. ed. Walton-on-Thames: Nelson, 1989.
Cita MLA (9a ed.)
Cotton, David. Keys to Management: <A> Course in Business English. 1. ed. Nelson, 1989.
Precaución: Estas citas no son 100% exactas.