Sharma, R. K. (1989). Problems and solutions of teaching English. Commonwealth Publishers.
Citazione stile Chigago Style (17a edizione)Sharma, Ram Kumar. Problems and Solutions of Teaching English. New Delhi: Commonwealth Publishers, 1989.
Citatione MLA (9a ed.)Sharma, Ram Kumar. Problems and Solutions of Teaching English. Commonwealth Publishers, 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.