Dyfyniad APA

Castellanos, J., & Axelrod, D. (1990). Effect of habitual knuckle cracking on hand function.

Dyfyniad Arddull Chicago

Castellanos, J., and D. Axelrod. Effect of Habitual Knuckle Cracking On Hand Function. 1990.

Dyfyniad MLA

Castellanos, J., and D. Axelrod. Effect of Habitual Knuckle Cracking On Hand Function. 1990.

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