Cita APA

Johnson, M. K., Hamon, D., & Drew, G. K. (1982). Isolation and Characterization of Pneumolysin-Negative Mutants of Streptococcus pneumoniae.

Chicago Style Citation

Johnson, Mary K., David Hamon, i Gloria K. Drew. Isolation and Characterization of Pneumolysin-Negative Mutants of Streptococcus Pneumoniae. 1982.

Cita MLA

Johnson, Mary K., David Hamon, i Gloria K. Drew. Isolation and Characterization of Pneumolysin-Negative Mutants of Streptococcus Pneumoniae. 1982.