APA (7th ed.) Citation

Holtkamp, R. (1990). Small four-wheel tractors for the tropics and subtropics: Their role in agricultural and industrial development. Margraf.

Chicago Style (17th ed.) Citation

Holtkamp, Rudolf. Small Four-wheel Tractors for the Tropics and Subtropics: Their Role in Agricultural and Industrial Development. Weikersheim: Margraf, 1990.

MLA (9th ed.) Citation

Holtkamp, Rudolf. Small Four-wheel Tractors for the Tropics and Subtropics: Their Role in Agricultural and Industrial Development. Margraf, 1990.

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