APA
Lagu & Others, . (1976). Higher secondary physics XI. Poona: Srividya prakasan.
Chicago
Lagu & Others, . 1976. Higher secondary physics XI. Poona: Srividya prakasan.
Harvard
Lagu & Others, . (1976). Higher secondary physics XI. Poona: Srividya prakasan.
MLA
Lagu & Others, . Higher secondary physics XI. Poona: Srividya prakasan. 1976.