APA
I S I, . (1973). IS No 1448 P 48 1968 Indian Standard Methods of Test For Petroleum Its Products Olefins and Aromatic Contents. New Delhi: ISI, NewDelhi.
Chicago
I S I, . 1973. IS No 1448 P 48 1968 Indian Standard Methods of Test For Petroleum Its Products Olefins and Aromatic Contents. New Delhi: ISI, NewDelhi.
Harvard
I S I, . (1973). IS No 1448 P 48 1968 Indian Standard Methods of Test For Petroleum Its Products Olefins and Aromatic Contents. New Delhi: ISI, NewDelhi.
MLA
I S I, . IS No 1448 P 48 1968 Indian Standard Methods of Test For Petroleum Its Products Olefins and Aromatic Contents. New Delhi: ISI, NewDelhi. 1973.