APA引文

Learning Zone Express (Firm) & Locke, J. (2007). Food safety. Learning ZoneXpress.

Chicago Style (17th ed.) Citation

Learning Zone Express (Firm) and Jonathan Locke. Food Safety. [S.l.]: Learning ZoneXpress, 2007.

MLA引文

Learning Zone Express (Firm) and Jonathan Locke. Food Safety. Learning ZoneXpress, 2007.

警告：這些引文格式不一定是100％准確.