Gaya APA
Humphries, John. (1998).
How To Manage A Sales Team: A Practical Guide To Sales Leadership .
Hongkong:
Grolier International, Inc..
Gaya Chicago
Humphries, John.
How To Manage A Sales Team: A Practical Guide To Sales Leadership.
Hongkong:
Grolier International, Inc.,
1998.
Text.
Gaya MLA
Humphries, John.
How To Manage A Sales Team: A Practical Guide To Sales Leadership.
Hongkong:
Grolier International, Inc.,
1998.
Text.
Gaya Turabian
Humphries, John.
How To Manage A Sales Team: A Practical Guide To Sales Leadership.
Hongkong:
Grolier International, Inc.,
1998.
Print.