APA引文

Petrovich, B. (2014). European gas hubs price correlation – barriers to convergence. Oxford Institute for Energy Studies.

Chicago Style (17th ed.) Citation

Petrovich, B. European Gas Hubs Price Correlation – Barriers to Convergence. Oxford Institute for Energy Studies, 2014.

MLA引文

Petrovich, B. European Gas Hubs Price Correlation – Barriers to Convergence. Oxford Institute for Energy Studies, 2014.

警告：這些引文格式不一定是100％准確.