APA
Groth D., . (2003). A+ complete study guide. San Francisco, CA: Sybex.
Chicago
Groth David, . 2003. A+ complete study guide. San Francisco, CA: Sybex.
Harvard
Groth D., . (2003). A+ complete study guide. San Francisco, CA: Sybex.
MLA
Groth David, . A+ complete study guide. San Francisco, CA: Sybex. 2003.