Larrick, N. (1965). Piper, pipe that song again; poems for boys and girls. Random House.
Citazione stile Chigago Style (17a edizione)Larrick, Nancy. Piper, Pipe That Song Again; Poems for Boys and Girls. New York: Random House, 1965.
Citatione MLA (9a ed.)Larrick, Nancy. Piper, Pipe That Song Again; Poems for Boys and Girls. Random House, 1965.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.