APA
Bangar K.M, . (1981). Text book of Geology and General and Engineering. Delhi: Standard Publications, Delhi.
Chicago
Bangar K.M, . 1981. Text book of Geology and General and Engineering. Delhi: Standard Publications, Delhi.
Harvard
Bangar K.M, . (1981). Text book of Geology and General and Engineering. Delhi: Standard Publications, Delhi.
MLA
Bangar K.M, . Text book of Geology and General and Engineering. Delhi: Standard Publications, Delhi. 1981.