Cita APA (7th ed.)

Stafford Ned & The Royal Society of Chemistry. Long life foods.

Cita Chicago (17th ed.)

Stafford Ned i The Royal Society of Chemistry. Long Life Foods.

Cita MLA (9th ed.)

Stafford Ned i The Royal Society of Chemistry. Long Life Foods.

Atenció: Aquestes cites poden no estar 100% correctes.