APA (7th ed.) Citation

Sommerfeldt, H. A. (1861). Atlas to the elementary and practical principles of the construction of ships for ocean and river service. John Weale.

Chicago Style (17th ed.) Citation

Sommerfeldt, Hakon Adelsten. Atlas to the Elementary and Practical Principles of the Construction of Ships for Ocean and River Service. London: John Weale, 1861.

MLA (9th ed.) Citation

Sommerfeldt, Hakon Adelsten. Atlas to the Elementary and Practical Principles of the Construction of Ships for Ocean and River Service. John Weale, 1861.