Sharma, B. (1995). Krishna's objective question bank in chemistry. Krishna Prakashan Media.
Citación estilo ChicagoSharma, B.K. Krishna's Objective Question Bank in Chemistry. Meerut: Krishna Prakashan Media, 1995.
Cita MLASharma, B.K. Krishna's Objective Question Bank in Chemistry. Krishna Prakashan Media, 1995.
Precaución: Estas citas no son 100% exactas.