HAX ARNOLD C. (2005). STRATEGY CONCEPT AND PROCESS (2ND.). PEARSON EDUCATION.
Chicago Style aipamenaHAX ARNOLD C. STRATEGY CONCEPT AND PROCESS. 2ND. DELHI: PEARSON EDUCATION, 2005.
MLA aipamenaHAX ARNOLD C. STRATEGY CONCEPT AND PROCESS. 2ND. PEARSON EDUCATION, 2005.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.