Roy, K. R. (2012). The NSTA ready-reference guide to safer science. NSTA Press.
Cita Chicago (17th ed.)Roy, Kenneth Russell. The NSTA Ready-reference Guide to Safer Science. Arlington, Virginia: NSTA Press, 2012.
Cita MLA (9th ed.)Roy, Kenneth Russell. The NSTA Ready-reference Guide to Safer Science. NSTA Press, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.