APA

Hattman S., Gold E. & Plotnik A. (19720404). Methylation of cytosine residues in DNA controlled by a drug resistance factor (host-induced modification-R factors-N 6 -methyladenine-5-methylcytosine). : Proceedings of the National Academy of Sciences of the United States of America.

Chicago

Hattman S, Gold E and Plotnik A. 19720404. Methylation of cytosine residues in DNA controlled by a drug resistance factor (host-induced modification-R factors-N 6 -methyladenine-5-methylcytosine). : Proceedings of the National Academy of Sciences of the United States of America.

Harvard

Hattman S., Gold E. and Plotnik A. (19720404). Methylation of cytosine residues in DNA controlled by a drug resistance factor (host-induced modification-R factors-N 6 -methyladenine-5-methylcytosine). : Proceedings of the National Academy of Sciences of the United States of America.

MLA

Hattman S, Gold E and Plotnik A. Methylation of cytosine residues in DNA controlled by a drug resistance factor (host-induced modification-R factors-N 6 -methyladenine-5-methylcytosine). : Proceedings of the National Academy of Sciences of the United States of America. 19720404.