Dyfyniad APA

Singh, U. K. (1997). Science education. Commonwealth Publishers.

Dyfyniad Arddull Chicago

Singh, Uttam Kumar. Science Education. New Delhi: Commonwealth Publishers, 1997.

Dyfyniad MLA

Singh, Uttam Kumar. Science Education. Commonwealth Publishers, 1997.

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