APA (7th ed.) Citation

John, A., Easton, M., & Holroyd, M. (1974). The art of Augustus John / (text by) Malcolm Easton and Michael Holroyd. Secker and Warburg.

Chicago Style (17th ed.) Citation

John, Augustus, Malcolm Easton, and Michael Holroyd. The Art of Augustus John / (text by) Malcolm Easton and Michael Holroyd. London: Secker and Warburg, 1974.

MLA (9th ed.) Citation

John, Augustus, et al. The Art of Augustus John / (text by) Malcolm Easton and Michael Holroyd. Secker and Warburg, 1974.

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