APA citiranje

Monroe, P. W., Muchmore, H. G., Felton, F. G., & Pirtle, J. K. (1969). Quantitation of Microorganisms in Sputum.

Citação norma Chicago

Monroe, P. W., H. G. Muchmore, F. G. Felton, and J. K. Pirtle. Quantitation of Microorganisms in Sputum. 1969.

MLA citiranje

Monroe, P. W., H. G. Muchmore, F. G. Felton, and J. K. Pirtle. Quantitation of Microorganisms in Sputum. 1969.