APA (7th ed.) Citation

(1918). Exports of shells of various classes from Aden. GPO.

Chicago Style (17th ed.) Citation

Exports of Shells of Various Classes from Aden. [Washington]: GPO, 1918.

MLA (9th ed.) Citation

Exports of Shells of Various Classes from Aden. GPO, 1918.

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