APA (7th ed.) Citation

Murray, W., & Aitchison, M. (1972). Sunny days. Ladybird Books.

Chicago Style (17th ed.) Citation

Murray, William, and Martin Aitchison. Sunny Days. Loughborough [England]: Ladybird Books, 1972.

MLA (9th ed.) Citation

Murray, William, and Martin Aitchison. Sunny Days. Ladybird Books, 1972.

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