A ring first, a real marriage later, if they're lucky. Marriage-of-convenience romance turns a legal technicality into the whole plot; these books make the paperwork feel like fate.
Georgette Heyer
Barbara Cartland
Lois Richer
Diane Farr
Anne Hampson
Sarah M. Eden
Janette Oke
Patricia Waddell
Jessica Hart
Myrna Mackenzie
Laura Matthews
Debra Lee Brown
Penny Jordan
Libby Sydes
Lindsay Armstrong
Jayne Ann Krentz
Susanne McCarthy