Cain, N., Carter, R. B., Ibbottson, G., & Wathal, A. G. (1923). Once in a blue moon: A musical romance in prologue and three acts. Fitzsimons.
Citace podle Chicago (17th ed.)Cain, Noble, Randolph B. Carter, Gordon Ibbottson, a Alfred G. Wathal. Once in a Blue Moon: A Musical Romance in Prologue and Three Acts. Chicago: Fitzsimons, 1923.
Citace podle MLA (9th ed.)Cain, Noble, et al. Once in a Blue Moon: A Musical Romance in Prologue and Three Acts. Fitzsimons, 1923.
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