Robert, P., & Pottier, M. (2006). Is Concern about Safety Changing ?
Style de citation Chicago (17e éd.)Robert, Philippe, et Marie-Lys Pottier. Is Concern About Safety Changing ? 2006.
Style de citation MLA (8e éd.)Robert, Philippe, et Marie-Lys Pottier. Is Concern About Safety Changing ? 2006.
警告：這些引文格式不一定是100％准確.