Dyfyniad APA

Abbasi, S., & Abbasi, T. (2020). Ozone Hole. 1st ed. 2017. Springer New York.

Dyfyniad Arddull Chicago

Abbasi, S.A., và Tasneem Abbasi. Ozone Hole. 1st Ed. 2017. Springer New York, 2020.

Dyfyniad MLA

Abbasi, S.A., và Tasneem Abbasi. Ozone Hole. 1st Ed. 2017. Springer New York, 2020.

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