APA (7th ed.) Citation

Yves & Bely. (2007). Do Dolphins ever sleep?: 211 questions and answers about ships, the sky and the sea. Adlard Coles Nautical.

Chicago Style (17th ed.) Citation

Yves and Bely. Do Dolphins Ever Sleep?: 211 Questions and Answers About Ships, the Sky and the Sea. London: Adlard Coles Nautical, 2007.

MLA (8th ed.) Citation

Yves and Bely. Do Dolphins Ever Sleep?: 211 Questions and Answers About Ships, the Sky and the Sea. Adlard Coles Nautical, 2007.

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