Personnel Research Federation (U.S.). (1922). Journal of Personnel Research. Williams & Wilkins.
Citação do estilo Chicago (17ª ed.)Personnel Research Federation (U.S.). Journal of Personnel Research. Baltimore, Md: Williams & Wilkins, 1922.
Citação MLA (8ª ed.)Personnel Research Federation (U.S.). Journal of Personnel Research. Williams & Wilkins, 1922.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.