Campbell, R. C. (1989). Statistics for biologists (3a. ed.). Cambridge University.
Cita Chicago Style (17a ed.)Campbell, Richard Colin. Statistics for Biologists. 3a. ed. Cambridge: Cambridge University, 1989.
Cita MLA (9a ed.)Campbell, Richard Colin. Statistics for Biologists. 3a. ed. Cambridge University, 1989.
Precaución: Estas citas no son 100% exactas.