Gaya APA
Irwin, B, J., A.Burckhardt, J. (2011).
NCLEX - RN strategies, practice, and review 2011-2012 edition .
USA:
kaplan.
Gaya MLA
Irwin, Barbara, J.., A.Burckhardt, Judith.
"NCLEX - RN strategies, practice, and review 2011-2012 edition".
USA:
kaplan,
2011.
Text.