Dyfyniad APA

Tiempo, E. L. (2012). The Frontiers of Sleep. University of the Philippines Press.

Dyfyniad Arddull Chicago

Tiempo, Edith L. The Frontiers of Sleep. Quezon City: University of the Philippines Press, 2012.

Dyfyniad MLA

Tiempo, Edith L. The Frontiers of Sleep. University of the Philippines Press, 2012.

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