Gaya APA
Bayles, Michael D.. (1981).
PROFESSIONAL ETHICS .
California:
Wadsworth.
Gaya Chicago
Bayles, Michael D..
PROFESSIONAL ETHICS.
California:
Wadsworth,
1981.
Text.
Gaya MLA
Bayles, Michael D..
PROFESSIONAL ETHICS.
California:
Wadsworth,
1981.
Text.
Gaya Turabian
Bayles, Michael D..
PROFESSIONAL ETHICS.
California:
Wadsworth,
1981.
Print.