Hasking, P., & Boyes, M. (2017). The Non-Suicidal Self-Injury Expectancy Questionnaire: Factor structure and initial validation. Wiley-Blackwell Publishing Ltd.
Chicago Style (17th ed.) CitationHasking, Penelope, and M. Boyes. The Non-Suicidal Self-Injury Expectancy Questionnaire: Factor Structure and Initial Validation. Wiley-Blackwell Publishing Ltd, 2017.
MLA (9th ed.) CitationHasking, Penelope, and M. Boyes. The Non-Suicidal Self-Injury Expectancy Questionnaire: Factor Structure and Initial Validation. Wiley-Blackwell Publishing Ltd, 2017.
Warning: These citations may not always be 100% accurate.