APA (7th ed.) Citation

Petr, J. (1988). Yield formation in the main field crops. Elsevier.

Chicago Style (17th ed.) Citation

Petr, J. Yield Formation in the Main Field Crops. Amsterdam: Elsevier, 1988.

MLA (9th ed.) Citation

Petr, J. Yield Formation in the Main Field Crops. Elsevier, 1988.

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