Elizabeth Moon

Rules of Engagement is a science fiction novel written by Elizabeth Moon. It is the fifth in her Familias Regnant fictional universe. Following Once a Hero, it is the second novel in the informal Esmay Suiza trilogy; despite a major increase in focus on the character Brun Meager, Esmay Suiza still plays a major role.

Oath of Gold is a book published in 1989 that was written by Elizabeth Moon.

Oath of Fealty is a book published in 2010 that was written by Elizabeth Moon.