APA Style

Busy Airport. (s.a). s.l: Ladybird Books.

Chicago Style

Busy Airport. . s.l: Ladybird Books, s.a. Text.

MLA Style

Busy Airport. . s.l: Ladybird Books, s.a. Text.

Turabian Style

Busy Airport. s.l: Ladybird Books, s.a. Print.