APA引文

Berg, H. C., & Turner, L. (1991). Selection of motile nonchemotactic mutants of Escherichia coli by field-flow fractionation.

Citação norma Chicago

Berg, H C., and L. Turner. Selection of Motile Nonchemotactic Mutants of Escherichia Coli By Field-flow Fractionation. 1991.

MLA引文

Berg, H C., and L. Turner. Selection of Motile Nonchemotactic Mutants of Escherichia Coli By Field-flow Fractionation. 1991.

警告：這些引文格式不一定是100％准確.