APA (7a ed.)

Cronin, M. a., Spearman, W. J., Wilmot, R. L., Patton, J. C., & Bickham, J. W. (1993). Mitochondrial DNA variation in chinook salmon - Oncorhynchus tshawytscha - and chum salmon - O. keta - detected by restriction enzyme analysis of polymerase chain reaction - PCR - products. Canadian Journal of Fisheries and Aquatic Sciences.