APA (7th ed.) Citation

Plum, W. (1974). German Trade Promotion in the First Half of the Nineteenth Century.

Chicago Style (17th ed.) Citation

Plum, Werner. German Trade Promotion in the First Half of the Nineteenth Century. 1974.

MLA (8th ed.) Citation

Plum, Werner. German Trade Promotion in the First Half of the Nineteenth Century. 1974.

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