Gaya APA
Hendrick, Clyde (Editor). (1989).
GROUP processes .
Newbury Park, California:
Sage.
Gaya Chicago
Hendrick, Clyde (Editor).
GROUP processes.
Newbury Park, California:
Sage,
1989.
Text.
Gaya MLA
Hendrick, Clyde (Editor).
GROUP processes.
Newbury Park, California:
Sage,
1989.
Text.
Gaya Turabian
Hendrick, Clyde (Editor).
GROUP processes.
Newbury Park, California:
Sage,
1989.
Print.