Murdock, H., & Grundy, L. N. David. Ladybird Books.
Chicago Style (17th ed.) CitationMurdock, Hy, and Lynn N. Grundy. David. United Kingdom: Ladybird Books.
MLA (9th ed.) CitationMurdock, Hy, and Lynn N. Grundy. David. Ladybird Books.
Warning: These citations may not always be 100% accurate.