APA引文

July Usman, R. H. (2006). Empirical evidence, commercial performance and extended risk analysis of Indonesian petroleum production sharing contracts.

Chicago Style Citation

July Usman, Rien Handarwati. Empirical Evidence, Commercial Performance and Extended Risk Analysis of Indonesian Petroleum Production Sharing Contracts. 2006.

MLA引文

July Usman, Rien Handarwati. Empirical Evidence, Commercial Performance and Extended Risk Analysis of Indonesian Petroleum Production Sharing Contracts. 2006.

警告：这些引文格式不一定是100％准确.