APA (7th ed.) Citation

Phillips-Birt, D. (1970). The future of ships : an enquiry / by D. Phillips-Birt: An enquiry. Imray.

Chicago Style (17th ed.) Citation

Phillips-Birt, D. The Future of Ships : An Enquiry / by D. Phillips-Birt: An Enquiry. Imray, 1970.

MLA (9th ed.) Citation

Phillips-Birt, D. The Future of Ships : An Enquiry / by D. Phillips-Birt: An Enquiry. Imray, 1970.

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