APA (7th ed.) Citation

Grennes, T., & et al.;Grennes, T. (1978). The Economics of world grain trade. Praeger.

Chicago Style (17th ed.) Citation

Grennes, Thomas, and Thomas et al.;Grennes. The Economics of World Grain Trade. Praeger, 1978.

MLA (9th ed.) Citation

Grennes, Thomas, and Thomas et al.;Grennes. The Economics of World Grain Trade. Praeger, 1978.

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