Winterfield, C. (2015). PHR Exam Prep: Professional in Human Resources, Third Edition (3rd edition.). Pearson IT Certification.
Chicago Style (17th ed.) CitationWinterfield, Cathy. PHR Exam Prep: Professional in Human Resources, Third Edition. 3rd edition. Pearson IT Certification, 2015.
MLA (9th ed.) CitationWinterfield, Cathy. PHR Exam Prep: Professional in Human Resources, Third Edition. 3rd edition. Pearson IT Certification, 2015.
Warning: These citations may not always be 100% accurate.