Dyfyniad APA

Wetzel, R., & Rick Wetzel; Maggie Swanson. (1987). Big bird's bedtime story. New York: Random House.

Dyfyniad Arddull Chicago

Wetzel, Rick, và Rick Wetzel; Maggie Swanson. Big Bird's Bedtime Story. New York: Random House, 1987.

Dyfyniad MLA

Wetzel, Rick, và Rick Wetzel; Maggie Swanson. Big Bird's Bedtime Story. New York: Random House, 1987.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.