APA (7th ed.) Citation

Kumar, N. (1972). An investigation of oil recovery by injection of CO₂ and LPG mixtures. [publisher not identified].

Chicago Style (17th ed.) Citation

Kumar, Naresh. An Investigation of Oil Recovery by Injection of CO₂ and LPG Mixtures. [College Station, Tex.]: [publisher not identified], 1972.

MLA (9th ed.) Citation

Kumar, Naresh. An Investigation of Oil Recovery by Injection of CO₂ and LPG Mixtures. [publisher not identified], 1972.