1.
, . Farmer duck. London: Walker Books; 1996.
et . Farmer duck. London : Walker Books, 16 juin 1996. ISBN 0-7445-4779-2
Waddell Martin & Oxenbury Helen. (1996). Farmer duck. Walker Books.
MLA (8th ed.) CitationWaddell Martin and Oxenbury Helen. Farmer Duck. Walker Books, 1996.
Warning: These citations may not always be 100% accurate.