APA Style
Bopp, Richard E., Smith, Linda C.. (2011).
Reference and information services: an introduction (Fourth Edition).
California:
Libraries Unlimited.
Chicago Style
Bopp, Richard E., Smith, Linda C..
Reference and information services: an introduction.
Fourth Edition
California:
Libraries Unlimited,
2011.
Text.
MLA Style
Bopp, Richard E., Smith, Linda C..
Reference and information services: an introduction.
Fourth Edition
California:
Libraries Unlimited,
2011.
Text.
Turabian Style
Bopp, Richard E., Smith, Linda C..
Reference and information services: an introduction.
Fourth Edition
California:
Libraries Unlimited,
2011.
Print.