Dyfyniad APA

Burnett, J. (1977). Useful toil: Autobiographies of working people from the 1820s to the 1920s. Penguin.

Dyfyniad Arddull Chicago

Burnett, John. Useful Toil: Autobiographies of Working People from the 1820s to the 1920s. Harmondsworth [etc.]: Penguin, 1977.

Dyfyniad MLA

Burnett, John. Useful Toil: Autobiographies of Working People from the 1820s to the 1920s. Penguin, 1977.

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