Gaya APA
JAMES, R, K., GILLILAND, B, E.
(2013).
Crisis intervention strategies
(
7th ed.)
.
Australia:
Brooks/Cale.
Gaya MLA
JAMES, Richard, K.., GILLILAND, Burl, E..
"Crisis intervention strategies".
7th ed.
Australia:
Brooks/Cale,
2013.
Buku.