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APA-viite (7. p.)
Beutin, L., & Achtman, M. (1979). Two Escherichia coli chromosomal cistrons, sfrA and sfrB, which are needed for expression of F factor tra functions. J Bacteriol.
Chicago-viite (17. p.)
Beutin, L., ja M. Achtman. "Two Escherichia Coli Chromosomal Cistrons, SfrA and SfrB, Which Are Needed for Expression of F Factor Tra Functions." J Bacteriol 1979.
MLA-viite (9. p.)
Beutin, L., ja M. Achtman. "Two Escherichia Coli Chromosomal Cistrons, SfrA and SfrB, Which Are Needed for Expression of F Factor Tra Functions." J Bacteriol, 1979.
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