International Development Research Centre (Canada), Daniels, D., & Nestel, B. L. (1993). Defining critical mass: The case in animal research. International Development Research Centre.
Chicago Style (17th ed.) CitationInternational Development Research Centre (Canada), Douglas Daniels, and Barry L. Nestel. Defining Critical Mass: The Case in Animal Research. Ottawa: International Development Research Centre, 1993.
MLA引文International Development Research Centre (Canada), et al. Defining Critical Mass: The Case in Animal Research. International Development Research Centre, 1993.
警告:這些引文格式不一定是100%准確.