Drlica, K., & Riley, M. (1990). bacterial chromosome. American Society for Microbiology.
Dyfyniad Arddull ChicagoDrlica, Karl, and Monica Riley. Bacterial Chromosome. Washington: American Society for Microbiology, 1990.
Dyfyniad MLADrlica, Karl, and Monica Riley. Bacterial Chromosome. American Society for Microbiology, 1990.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.