एपीए उद्धरण

Callahan, C. L., Bonner, M. R., Nie, J., Wang, Y., Tao, M., Shields, P. G., . . . Freudenheim, J. L. (2019). Active and secondhand smoke exposure throughout life and DNA methylation in breast tumors. Cancer Causes Control.

शिकागो स्टाइल उद्धरण

Callahan, Catherine L., et al. "Active and Secondhand Smoke Exposure Throughout Life and DNA Methylation in Breast Tumors." Cancer Causes Control 2019.

एमएलए उद्धरण

Callahan, Catherine L., et al. "Active and Secondhand Smoke Exposure Throughout Life and DNA Methylation in Breast Tumors." Cancer Causes Control 2019.