Não informado. (1933). Journal of the American Association of Nurse Anesthetists. American Association of Nurse Anesthetists.
Citação do estilo Chicago (17ª ed.)Não informado. Journal of the American Association of Nurse Anesthetists. Chicago, Ill: American Association of Nurse Anesthetists, 1933.
Citação MLA (8ª ed.)Não informado. Journal of the American Association of Nurse Anesthetists. American Association of Nurse Anesthetists, 1933.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.