Murray,W. Learning is fun: 10c. Penguin books ltd{s:n}.
Chicago Style (17th ed.) CitationMurray,W. Learning Is Fun: 10c. London: Penguin books ltd{s:n}.
MLA (9th ed.) CitationMurray,W. Learning Is Fun: 10c. Penguin books ltd{s:n}.
Warning: These citations may not always be 100% accurate.