Gaya APA
Nathan, Ernest D.. (1979).
24 questions in group leadership .
Massachusets:
Addison Wesley.
Gaya Chicago
Nathan, Ernest D..
24 questions in group leadership.
Massachusets:
Addison Wesley,
1979.
.
Gaya MLA
Nathan, Ernest D..
24 questions in group leadership.
Massachusets:
Addison Wesley,
1979.
.
Gaya Turabian
Nathan, Ernest D..
24 questions in group leadership.
Massachusets:
Addison Wesley,
1979.
.