APA (7th ed.) Citation

Barks, C. (2013). Walt Disney's Donald Duck: "the old castle's secret". Fantagraphics Books.

Chicago Style (17th ed.) Citation

Barks, Carl. Walt Disney's Donald Duck: "The Old Castle's Secret". Seattle, Wash: Fantagraphics Books, 2013.

MLA (9th ed.) Citation

Barks, Carl. Walt Disney's Donald Duck: "The Old Castle's Secret". Fantagraphics Books, 2013.

Warning: These citations may not always be 100% accurate.