Cita APA

Chang, G. W., Brill, J., & Lum, R. (1989). Proportion of beta-D-glucuronidase-negative Escherichia coli in human fecal samples.

Citación estilo Chicago

Chang, G W., J. Brill, y R. Lum. Proportion of Beta-D-glucuronidase-negative Escherichia Coli in Human Fecal Samples. 1989.

Cita MLA

Chang, G W., J. Brill, y R. Lum. Proportion of Beta-D-glucuronidase-negative Escherichia Coli in Human Fecal Samples. 1989.