APA

Johnson D. M., Biedenbach D. J. & Jones R. N. (20020819). Potency and antimicrobial spectrum update for piperacillin/tazobactam (2000): emphasis on its activity against resistant organism populations and generally untested species causing community-acquired respiratory tract infections. : Diagnostic microbiology and infectious disease.

Chicago

Johnson David M, Biedenbach Douglas J and Jones Ronald N. 20020819. Potency and antimicrobial spectrum update for piperacillin/tazobactam (2000): emphasis on its activity against resistant organism populations and generally untested species causing community-acquired respiratory tract infections. : Diagnostic microbiology and infectious disease.

Harvard

Johnson D. M., Biedenbach D. J. and Jones R. N. (20020819). Potency and antimicrobial spectrum update for piperacillin/tazobactam (2000): emphasis on its activity against resistant organism populations and generally untested species causing community-acquired respiratory tract infections. : Diagnostic microbiology and infectious disease.

MLA

Johnson David M, Biedenbach Douglas J and Jones Ronald N. Potency and antimicrobial spectrum update for piperacillin/tazobactam (2000): emphasis on its activity against resistant organism populations and generally untested species causing community-acquired respiratory tract infections. : Diagnostic microbiology and infectious disease. 20020819.