Hooven, F. V. (2007). Valentine's The spy who came out: Valentine. Avenue.
Chicago-Zitierstil (17. Ausg.)Hooven, F. Valentine. Valentine's The Spy Who Came Out: Valentine. Seattle, Wash.: Avenue, 2007.
MLA-Zitierstil (8. Ausg.)Hooven, F. Valentine. Valentine's The Spy Who Came Out: Valentine. Avenue, 2007.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.