एपीए उद्धरण

Piechota, T. C., Timilsena, J., Tootle, G., & Hidalgo León, H. G. (2014). The Western U.S. Drought: How Bad Is It?

शिकागो स्टाइल उद्धरण

Piechota, Thomas C., Janak Timilsena, Glenn Tootle, और Hugo G. Hidalgo León. The Western U.S. Drought: How Bad Is It? 2014.

एमएलए उद्धरण

Piechota, Thomas C., Janak Timilsena, Glenn Tootle, और Hugo G. Hidalgo León. The Western U.S. Drought: How Bad Is It? 2014.