Παραπομπή APA

Drewry Shipping Consultants. (2009). The Drewry annual LNG shipping market review and forecast 2009. London: Drewry Publishing.

Παραπομπή Chicago Style

Drewry Shipping Consultants. The Drewry Annual LNG Shipping Market Review and Forecast 2009. London: Drewry Publishing, 2009.

Παραπομπή MLA

Drewry Shipping Consultants. The Drewry Annual LNG Shipping Market Review and Forecast 2009. London: Drewry Publishing, 2009.

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