APA (7th ed.) Citation

Payr, G., & Sülzer, R. (1981). Landwirtschaftliche Beratung. GTZ.

Chicago Style (17th ed.) Citation

Payr, G., and R. Sülzer. Landwirtschaftliche Beratung. Eschborn: GTZ, 1981.

MLA (9th ed.) Citation

Payr, G., and R. Sülzer. Landwirtschaftliche Beratung. GTZ, 1981.

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