Xu, S., Xiao, J., Posfai, J., Maunus, R., & Benner, J. (1997). Cloning of the BssHII restriction-modification system in Escherichia coli: BssHII methyltransferase contains circularly permuted cytosine-5 methyltransferase motifs.
Citação norma ChicagoXu, S., J. Xiao, J. Posfai, R. Maunus, and J. Benner. Cloning of the BssHII Restriction-modification System in Escherichia Coli: BssHII Methyltransferase Contains Circularly Permuted Cytosine-5 Methyltransferase Motifs. 1997.
Citação norma MLAXu, S., et al. Cloning of the BssHII Restriction-modification System in Escherichia Coli: BssHII Methyltransferase Contains Circularly Permuted Cytosine-5 Methyltransferase Motifs. 1997.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.