APA
Gilbertson C. B., Lehman M. W., . (2008). Century 21 accounting : general journal. Mason, OH: South-Western Cengage Learning.
Chicago
Gilbertson Claudia Bienias, Lehman Mark W, . 2008. Century 21 accounting : general journal. Mason, OH: South-Western Cengage Learning.
Harvard
Gilbertson C. B., Lehman M. W., . (2008). Century 21 accounting : general journal. Mason, OH: South-Western Cengage Learning.
MLA
Gilbertson Claudia Bienias, Lehman Mark W, . Century 21 accounting : general journal. Mason, OH: South-Western Cengage Learning. 2008.