APA
Bhardwaj Singh, . (2020). Objective Agricultural Engineering. : Jaya Publishing House.
Chicago
Bhardwaj Singh, . 2020. Objective Agricultural Engineering. : Jaya Publishing House.
Harvard
Bhardwaj Singh, . (2020). Objective Agricultural Engineering. : Jaya Publishing House.
MLA
Bhardwaj Singh, . Objective Agricultural Engineering. : Jaya Publishing House. 2020.