Gupta Amitabh Empirical study of weak-level efficiency in India Gupta Amitabh - Delhi University of Delhi India 1990 - 67p. Bib. p 65-67 cm. Standard No.: 75285 Source: Thesis and Dissertations Subjects--Topical Terms: Stock Exchange Dewey Class. No.: "X651:76.2.N8, N0"