Ibrahim, K. and Sylvester Onyekachi, A. (2021) “EFFECT OF CORPORATE SOCIAL RESPONSIBILITY ON INVESTMENT EFFICIENCY OF QUOTED OIL AND GAS FIRMS IN NIGERIA”, International Journal of Research -GRANTHAALAYAH, 9(11), pp. 122–137. doi: 10.29121/granthaalayah.v9.i11.2021.4258.