APA引文

Beutin, L., Manning, P. A., Achtman, M., & Willetts, N. (1981). sfrA and sfrB products of Escherichia coli K-12 are transcriptional control factors.

Citação norma Chicago

Beutin, L., P A. Manning, M. Achtman, and N. Willetts. SfrA and SfrB Products of Escherichia Coli K-12 Are Transcriptional Control Factors. 1981.

MLA引文

Beutin, L., P A. Manning, M. Achtman, and N. Willetts. SfrA and SfrB Products of Escherichia Coli K-12 Are Transcriptional Control Factors. 1981.

警告：這些引文格式不一定是100％准確.