Srivastava, S. B. (1990). 200 profitable chemical industries: Small scale chemical industries (4th ed.). Small Industry Research Institute.
Cita Chicago (17th ed.)Srivastava, S. B. 200 Profitable Chemical Industries: Small Scale Chemical Industries. 4th ed. Delhi: Small Industry Research Institute, 1990.
Cita MLA (9th ed.)Srivastava, S. B. 200 Profitable Chemical Industries: Small Scale Chemical Industries. 4th ed. Small Industry Research Institute, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.