Gaya APA

Beernaert, D. (1997). Quantity Calculations : LPG and Chemical Gases (Ed. 2). United Kingdom: The Society of International Gas Tanker and Terminal Operators (SIGGTO) Publishing.

Gaya MLA

Beernaert, D.. "Quantity Calculations : LPG and Chemical Gases". Ed. 2 United Kingdom: The Society of International Gas Tanker and Terminal Operators (SIGGTO) Publishing, 1997. Text.