Cita APA

McDonald, F. G., & Ferguson, M. M. (1985). Variation in natural killer activity in peripheral blood during the menstrual cycle.

Chicago Style Citation

McDonald, F G., i M M. Ferguson. Variation in Natural Killer Activity in Peripheral Blood During the Menstrual Cycle. 1985.

Cita MLA

McDonald, F G., i M M. Ferguson. Variation in Natural Killer Activity in Peripheral Blood During the Menstrual Cycle. 1985.