Gaya APA
Nelson-Jones, R. (1988).
Practical conselling and helping skills Helping clients to help themselves (ed. 2).
Sydney:
Holt, Rinehart and Winston.
Gaya MLA
Nelson-Jones, Richard.
"Practical conselling and helping skills Helping clients to help themselves".
ed. 2
Sydney:
Holt, Rinehart and Winston,
1988.
Buku.