APA (7e ed.) Bronvermelding
O'Rourke, M., & Wikoff, J. (2014). Snow-related roof collapse during the winter of 2010-2011: Implications for building codes. American Society of Civil Engineers.
Chicago (17e ed.) Bronvermelding
O'Rourke, Michael, en Jennifer Wikoff. Snow-related Roof Collapse During the Winter of 2010-2011: Implications for Building Codes. Reston, Virginia: American Society of Civil Engineers, 2014.
MLA (9e ed.) Bronvermelding
O'Rourke, Michael, en Jennifer Wikoff. Snow-related Roof Collapse During the Winter of 2010-2011: Implications for Building Codes. American Society of Civil Engineers, 2014.
Let op: Deze citaties zijn niet altijd 100% accuraat.