Gaya APA
Carkhuff, Robert R., Anthony, William A.. (1984).
The Skills of helping .
Amherst, MA:
Human Resource Development.
Gaya Chicago
Carkhuff, Robert R., Anthony, William A..
The Skills of helping.
Amherst, MA:
Human Resource Development,
1984.
Text.
Gaya MLA
Carkhuff, Robert R., Anthony, William A..
The Skills of helping.
Amherst, MA:
Human Resource Development,
1984.
Text.
Gaya Turabian
Carkhuff, Robert R., Anthony, William A..
The Skills of helping.
Amherst, MA:
Human Resource Development,
1984.
Print.