APA Style
Maintaining professional competence. (1990).
San Francisco:
Jossey-Bass.
Chicago Style
Maintaining professional competence.
.
San Francisco:
Jossey-Bass,
1990.
.
MLA Style
Maintaining professional competence.
.
San Francisco:
Jossey-Bass,
1990.
.
Turabian Style
Maintaining professional competence.
San Francisco:
Jossey-Bass,
1990.
.