APA Style
BOPP, Richard E. (2011).
Reference and information service an introduction .
California:
Libraries Unlimited.
Chicago Style
BOPP, Richard E.
Reference and information service an introduction.
California:
Libraries Unlimited,
2011.
Book.
MLA Style
BOPP, Richard E.
Reference and information service an introduction.
California:
Libraries Unlimited,
2011.
Book.
Turabian Style
BOPP, Richard E.
Reference and information service an introduction.
California:
Libraries Unlimited,
2011.
Book.