Cita APA (7th ed.)

World Health Organization. (2001). Concise International chemical Assessment Document; N - Methyl - 2 - pyrrolidone. IOMS.

Cita Chicago (17th ed.)

World Health Organization. Concise International Chemical Assessment Document; N - Methyl - 2 - Pyrrolidone. Ginebra: IOMS, 2001.

Cita MLA (9th ed.)

World Health Organization. Concise International Chemical Assessment Document; N - Methyl - 2 - Pyrrolidone. IOMS, 2001.