Cita APA (7th ed.)
Knaack, T. (1978). I touched a sparrow. World Wide.
Cita Chicago (17th ed.)
Knaack, Twila. I Touched a Sparrow. Minnesota: World Wide, 1978.
Cita MLA (9th ed.)
Knaack, Twila. I Touched a Sparrow. World Wide, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.