@book{27991,
	author = {Abdul Aziz, Abdul Jabbar, Syed Muhammad Rizvi & Abdul Samad},
	title = {Automatic Concrete Mixing Plant},
	publisher = {UIT,},
	year = {2009},
	address = {Karachi:},
	url = {https://drive.google.com/file/d/1gWntRYIbxRyi2hIgAQhHd3_J-DQb0MqZ/view?usp=sharing}
}