Cita APA (7th ed.)
Williams, D. R. (1998). What is safe?: The risks of living in a nuclear age. Royal Society of Chemistry.
Cita Chicago (17th ed.)
Williams, David R. What Is Safe?: The Risks of Living in a Nuclear Age. Cambridge: Royal Society of Chemistry, 1998.
Cita MLA (9th ed.)
Williams, David R. What Is Safe?: The Risks of Living in a Nuclear Age. Royal Society of Chemistry, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.