APA (7th ed.) Citation

ZHAO, Z., & PANG, G. (2005). Pneumatic precision seed planter (7.).

Chicago Style (17th ed.) Citation

ZHAO, ZHENGCAI, and GUOAN PANG. Pneumatic Precision Seed Planter. 7. 2005.

MLA (9th ed.) Citation

ZHAO, ZHENGCAI, and GUOAN PANG. Pneumatic Precision Seed Planter. 7. 2005.

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