APA
Singal S., . (1980). Plus two practical physics (for classes xi and xii). Tata McGraw-Hill pub, New Delhi: .
Chicago
Singal S, . 1980. Plus two practical physics (for classes xi and xii). Tata McGraw-Hill pub, New Delhi: .
Harvard
Singal S., . (1980). Plus two practical physics (for classes xi and xii). Tata McGraw-Hill pub, New Delhi: .
MLA
Singal S, . Plus two practical physics (for classes xi and xii). Tata McGraw-Hill pub, New Delhi: . 1980.