Dyfyniad APA

Pither, C., & Williams, A. C. (1991). Long-term benzodiazepine use and pain.

Dyfyniad Arddull Chicago

Pither, C., and A C. Williams. Long-term Benzodiazepine Use and Pain. 1991.

Dyfyniad MLA

Pither, C., and A C. Williams. Long-term Benzodiazepine Use and Pain. 1991.

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