Dyfyniad APA

Kalanithi, P. (2016). When breath becomes air. Penguin Random House.

Dyfyniad Arddull Chicago

Kalanithi, Paul. When Breath Becomes Air. UK: Penguin Random House, 2016.

Dyfyniad MLA

Kalanithi, Paul. When Breath Becomes Air. Penguin Random House, 2016.

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