Swan, A. S. Love unlocks the door. Hodder and Stoughton.
Cita Chicago Style (17a ed.)Swan, Annie S. Love Unlocks the Door. London: Hodder and Stoughton.
Cita MLA (9a ed.)Swan, Annie S. Love Unlocks the Door. Hodder and Stoughton.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.