Gaya APA

Gardner, W, R. et al (2015). NCLEX-PN® Practice Questions Exam Cram, Fourth Edition (Ed.ke-4). : Pearson Education.

Gaya MLA

Gardner, Wilda, Rinehart. et al. "NCLEX-PN® Practice Questions Exam Cram, Fourth Edition". Ed.ke-4 : Pearson Education, 2015. Textbook.