APA (7e ed.) Bronvermelding

Hoban, T. (1984). Is it rough? Is it smooth? Is it shiny? Greenwillow Books.

Chicago (17e ed.) Bronvermelding

Hoban, Tana. Is It Rough? Is It Smooth? Is It Shiny? New York: Greenwillow Books, 1984.

MLA (8e ed.) Bronvermelding

Hoban, Tana. Is It Rough? Is It Smooth? Is It Shiny? Greenwillow Books, 1984.