Gaya APA
Rosenfeld, L, B. (1973).
Human Interaction In The Small Group Setting .
Columbus, Ohio:
Charles E. Merril Publishing Company.
Gaya MLA
Rosenfeld, Lawrence, B..
"Human Interaction In The Small Group Setting".
Columbus, Ohio:
Charles E. Merril Publishing Company,
1973.
Buku Hukum.