APA

Patel (R C) ;Patel (B M) ;Bhatt (G D), .Refrigeration And Airconditioning (M K S Units). : .

Chicago

Patel (R C) ;Patel (B M) ;Bhatt (G D), .Refrigeration And Airconditioning (M K S Units). : .

Harvard

Patel (R C) ;Patel (B M) ;Bhatt (G D), .Refrigeration And Airconditioning (M K S Units). : .

MLA

Patel (R C) ;Patel (B M) ;Bhatt (G D), .: . .