APA
Indian Standards Institution, . (1969). Indian standard code of practice for interior illumination part III calculation of coefficients of utilization by the BZ method. Indian Standards Institution, New Delhi: .
Chicago
Indian Standards Institution, . 1969. Indian standard code of practice for interior illumination part III calculation of coefficients of utilization by the BZ method. Indian Standards Institution, New Delhi: .
Harvard
Indian Standards Institution, . (1969). Indian standard code of practice for interior illumination part III calculation of coefficients of utilization by the BZ method. Indian Standards Institution, New Delhi: .
MLA
Indian Standards Institution, . Indian standard code of practice for interior illumination part III calculation of coefficients of utilization by the BZ method. Indian Standards Institution, New Delhi: . 1969.