Dyfyniad APA

Ghosh, A. (2010). Meeting the challenges of 21st century. ALP books.

Dyfyniad Arddull Chicago

Ghosh, A. Meeting the Challenges of 21st Century. Nwe Delhi: ALP books, 2010.

Dyfyniad MLA

Ghosh, A. Meeting the Challenges of 21st Century. ALP books, 2010.

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