Gaya APA
Carkhuff, Robert R., Anthony, William A.. (1979).
The Skill Of Helping .
Massachusetts:
HRD.
Gaya Chicago
Carkhuff, Robert R., Anthony, William A..
The Skill Of Helping.
Massachusetts:
HRD,
1979.
.
Gaya MLA
Carkhuff, Robert R., Anthony, William A..
The Skill Of Helping.
Massachusetts:
HRD,
1979.
.
Gaya Turabian
Carkhuff, Robert R., Anthony, William A..
The Skill Of Helping.
Massachusetts:
HRD,
1979.
.