World Health Organization. (2001). Concise International chemical Assessment Document; N - Methyl - 2 - pyrrolidone. IOMS.
Citazione stile Chigago Style (17a edizione)World Health Organization. Concise International Chemical Assessment Document; N - Methyl - 2 - Pyrrolidone. Ginebra: IOMS, 2001.
Citatione MLA (9a ed.)World Health Organization. Concise International Chemical Assessment Document; N - Methyl - 2 - Pyrrolidone. IOMS, 2001.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.