Dyfyniad APA

Tata Energy Research Institute & Energy and Resources Institute. (2014). Teri energy & environment data directory, 2013/14: TEDDY. Tata Energy Research Institute.

Dyfyniad Arddull Chicago

Tata Energy Research Institute and Energy and Resources Institute. Teri Energy & Environment Data Directory, 2013/14: TEDDY. Jorbagh, New Delhi: Tata Energy Research Institute, 2014.

Dyfyniad MLA

Tata Energy Research Institute and Energy and Resources Institute. Teri Energy & Environment Data Directory, 2013/14: TEDDY. Tata Energy Research Institute, 2014.

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