APA
Weeraratna H. C., . (2012). Extensive study of the Graduaship Programme in Chemistry of the College of Chemical Sciences Institute of Chemistry Ceylon. Colombo: Institute of Chemistry Ceylon.
Chicago
Weeraratna Hasini Chaya, . 2012. Extensive study of the Graduaship Programme in Chemistry of the College of Chemical Sciences Institute of Chemistry Ceylon. Colombo: Institute of Chemistry Ceylon.
Harvard
Weeraratna H. C., . (2012). Extensive study of the Graduaship Programme in Chemistry of the College of Chemical Sciences Institute of Chemistry Ceylon. Colombo: Institute of Chemistry Ceylon.
MLA
Weeraratna Hasini Chaya, . Extensive study of the Graduaship Programme in Chemistry of the College of Chemical Sciences Institute of Chemistry Ceylon. Colombo: Institute of Chemistry Ceylon. 2012.