Gaya APA
Issues & ethics in the helping professions. (1983).
California:
Brooks/ Cole Publishing Co..
Gaya Chicago
Issues & ethics in the helping professions.
2nd.
California:
Brooks/ Cole Publishing Co.,
1983.
Buku.
Gaya MLA
Issues & ethics in the helping professions.
2nd.
California:
Brooks/ Cole Publishing Co.,
1983.
Buku.
Gaya Turabian
Issues & ethics in the helping professions.
California:
Brooks/ Cole Publishing Co.,
1983.
Buku.