APA (7th ed.) Citation

Unwin, S. (1957). The book world today . a new survey of the making and distribution of books in Britain.

Chicago Style (17th ed.) Citation

Unwin, Stanley. The Book World Today . a New Survey of the Making and Distribution of Books in Britain. 1957.

MLA (8th ed.) Citation

Unwin, Stanley. The Book World Today . a New Survey of the Making and Distribution of Books in Britain. 1957.

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