Cita APA (7th ed.)
Black Book - Chemical Valuation & Margin Trends (January 2000). Bernstein Institutional Services LLC.
Cita Chicago (17th ed.)
Black Book - Chemical Valuation & Margin Trends (January 2000). Bernstein Institutional Services LLC.
Cita MLA (9th ed.)
Black Book - Chemical Valuation & Margin Trends (January 2000). Bernstein Institutional Services LLC.
Atenció: Aquestes cites poden no estar 100% correctes.