एपीए उद्धरण

Hughes, J. R., Shiffman, S., Naud, S., & Peters, E. N. (2017). Day-to-Day Variability in Self-Reported Cigarettes Per Day. Nicotine Tob Res.

शिकागो स्टाइल उद्धरण

Hughes, John R., Saul Shiffman, Shelly Naud, और Erica N. Peters. "Day-to-Day Variability in Self-Reported Cigarettes Per Day." Nicotine Tob Res 2017.

एमएलए उद्धरण

Hughes, John R., Saul Shiffman, Shelly Naud, और Erica N. Peters. "Day-to-Day Variability in Self-Reported Cigarettes Per Day." Nicotine Tob Res 2017.