Gaya APA
Phelps, D.M.. (1953).
Sales management policies and procedures D.M. Phelps .
Homewood:
Richard D. Irwin.
Gaya Chicago
Phelps, D.M..
Sales management policies and procedures D.M. Phelps.
Homewood:
Richard D. Irwin,
1953.
Text.
Gaya MLA
Phelps, D.M..
Sales management policies and procedures D.M. Phelps.
Homewood:
Richard D. Irwin,
1953.
Text.
Gaya Turabian
Phelps, D.M..
Sales management policies and procedures D.M. Phelps.
Homewood:
Richard D. Irwin,
1953.
Print.