एपीए उद्धरण

Lingen, H. J. v. (2017). Assessing methane emission from dairy cows. Netherlands: Wageningen University.

शिकागो स्टाइल उद्धरण

Lingen, Henk J. van. Assessing Methane Emission From Dairy Cows. Netherlands: Wageningen University, 2017.

एमएलए उद्धरण

Lingen, Henk J. van. Assessing Methane Emission From Dairy Cows. Netherlands: Wageningen University, 2017.