Dyfyniad APA

Neeta Singh Sachan. (2013). Environment and health. B R Publishing Corporation.

Dyfyniad Arddull Chicago

Neeta Singh Sachan. Environment and Health. Delhi: B R Publishing Corporation, 2013.

Dyfyniad MLA

Neeta Singh Sachan. Environment and Health. B R Publishing Corporation, 2013.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.