Dyfyniad APA

Evans, R. W., & Mathew, N. T. (2005). Handbook of headache (Second edition.). Lippincott Williams & Wilkins.

Dyfyniad Arddull Chicago

Evans, Randolph W., and Ninan T. Mathew. Handbook of Headache. Second edition. Philadelphia, Pennsylvania: Lippincott Williams & Wilkins, 2005.

Dyfyniad MLA

Evans, Randolph W., and Ninan T. Mathew. Handbook of Headache. Second edition. Lippincott Williams & Wilkins, 2005.

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