APA (7th ed.) Citation

Phillips, G. A. (1933). Delphiniums: Their history and cultivation. Butterworth.

Chicago Style (17th ed.) Citation

Phillips, George A. Delphiniums: Their History and Cultivation. London: Butterworth, 1933.

MLA (9th ed.) Citation

Phillips, George A. Delphiniums: Their History and Cultivation. Butterworth, 1933.

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