Gaya APA

Brock, H, R. et al (1982). Accounting For Oil And Gas Producing Copanies : Part 2 : Amortization, Conveyances, Full Costing And Aisclosures . Texas: Professional Development Institute.

Gaya MLA

Brock, Horace, R.. et al. "Accounting For Oil And Gas Producing Copanies : Part 2 : Amortization, Conveyances, Full Costing And Aisclosures". Texas: Professional Development Institute, 1982. Text.