Gaya APA
Gorton, R, A. (1977).
School administration: Challenge and oppoorrtunity for leadership (Cet.2).
Iowa:
Wm.C.Brown Company.
Gaya MLA
Gorton, Richard, A..
"School administration: Challenge and oppoorrtunity for leadership".
Cet.2
Iowa:
Wm.C.Brown Company,
1977.
Buku Tercetak.