APA (7th ed.) Citation

Ahmad, D., & Hashemi, A. (2010). An apparatus for tilling soil.

Chicago Style (17th ed.) Citation

Ahmad, Desa, and Ali Hashemi. An Apparatus for Tilling Soil. 2010.

MLA (9th ed.) Citation

Ahmad, Desa, and Ali Hashemi. An Apparatus for Tilling Soil. 2010.

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