Cita APA (7th ed.)

International Development Research Centre (Canada), Daniels, D., & Nestel, B. L. (1993). Defining critical mass: The case in animal research. International Development Research Centre.

Cita Chicago (17th ed.)

International Development Research Centre (Canada), Douglas Daniels, i Barry L. Nestel. Defining Critical Mass: The Case in Animal Research. Ottawa: International Development Research Centre, 1993.

Cita MLA (9th ed.)

International Development Research Centre (Canada), et al. Defining Critical Mass: The Case in Animal Research. International Development Research Centre, 1993.