FERRELL O C. (2003). MARKETING STRATEGY. THOMSON.
Chicago Style aipamenaFERRELL O C. MARKETING STRATEGY. AUSTRALIA: THOMSON, 2003.
MLA aipamenaFERRELL O C. MARKETING STRATEGY. THOMSON, 2003.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
FERRELL O C. (2003). MARKETING STRATEGY. THOMSON.
Chicago Style aipamenaFERRELL O C. MARKETING STRATEGY. AUSTRALIA: THOMSON, 2003.
MLA aipamenaFERRELL O C. MARKETING STRATEGY. THOMSON, 2003.