Gaya APA
Rogers, C. (1970).
Encounter groups. RPT 144. Can I be a facilitative person in a group?:hal.43-68. .
New York:
Harper & Row.
Gaya MLA
Rogers, Carl..
"Encounter groups. RPT 144. Can I be a facilitative person in a group?:hal.43-68. ".
New York:
Harper & Row,
1970.
Buku.