Cita APA (7a ed.)
Erkkilä, T., & Lemettinen, A. (1989). International Competitiveness and Business Strategies Plastic Packaging Industry (1. ed.). School of Economics.
Cita Chicago Style (17a ed.)
Erkkilä, Timo, y Anssi Lemettinen. International Competitiveness and Business Strategies Plastic Packaging Industry. 1. ed. Helsinki: School of Economics, 1989.
Cita MLA (9a ed.)
Erkkilä, Timo, y Anssi Lemettinen. International Competitiveness and Business Strategies Plastic Packaging Industry. 1. ed. School of Economics, 1989.
Precaución: Estas citas no son 100% exactas.