APA引文

Cowen, B. S., & Smith, S. C. (1972). Nuclease Activities of Mycoplasma gallisepticum as a Function of Culture Age in Different Media.

Citação norma Chicago

Cowen, B. S., and S. C. Smith. Nuclease Activities of Mycoplasma Gallisepticum As a Function of Culture Age in Different Media. 1972.

MLA引文

Cowen, B. S., and S. C. Smith. Nuclease Activities of Mycoplasma Gallisepticum As a Function of Culture Age in Different Media. 1972.

警告：這些引文格式不一定是100％准確.