Lloyd, M. L. (1980). It Must Have Been an Ángel. Pacific Press Publishing association.
Cita Chicago (17th ed.)Lloyd, Marjorie Lewis. It Must Have Been an Ángel. Boise, Idaho: Pacific Press Publishing association, 1980.
Cita MLA (9th ed.)Lloyd, Marjorie Lewis. It Must Have Been an Ángel. Pacific Press Publishing association, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.