Cita APA (7a ed.)

(2006). Competition, competitiveness and sustainable development. Print Group, Daniel Krzanowski.

Cita Chicago Style (17a ed.)

Competition, Competitiveness and Sustainable Development. Szczecin: Print Group, Daniel Krzanowski, 2006.

Cita MLA (9a ed.)

Competition, Competitiveness and Sustainable Development. Print Group, Daniel Krzanowski, 2006.