Dyfyniad APA

Engelstein, L. (1992). The keys to happiness: Sex and the search for modernity in fin-de-siècle Russia. Cornell University Press.

Dyfyniad Arddull Chicago

Engelstein, Laura. The Keys to Happiness: Sex and the Search for Modernity in Fin-de-siècle Russia. Ithaca: Cornell University Press, 1992.

Dyfyniad MLA

Engelstein, Laura. The Keys to Happiness: Sex and the Search for Modernity in Fin-de-siècle Russia. Cornell University Press, 1992.

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