APA (7th ed.) Citation

Gregory, K. (1976). The First cuckoo: A selection of the most witty, amusing and memorable letters to The Times, 1900-1975. Times Books.

Chicago Style (17th ed.) Citation

Gregory, Kenneth. The First Cuckoo: A Selection of the Most Witty, Amusing and Memorable Letters to The Times, 1900-1975. London: Times Books, 1976.

MLA (9th ed.) Citation

Gregory, Kenneth. The First Cuckoo: A Selection of the Most Witty, Amusing and Memorable Letters to The Times, 1900-1975. Times Books, 1976.