Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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

Precaución: Estas citas no son 100% exactas.