APA (7th ed.) Citation

Isaac, P. L. (1879). Historical notes on shipping. J.D. Potter.

Chicago Style (17th ed.) Citation

Isaac, Percy L. Historical Notes on Shipping. London: J.D. Potter, 1879.

MLA (9th ed.) Citation

Isaac, Percy L. Historical Notes on Shipping. J.D. Potter, 1879.

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