Heller, R. (1989). <Os >super-homens do marketing. Presença.
Chicago Style aipamenaHeller, Robert. <Os >super-homens Do Marketing. Presença, 1989.
MLA aipamenaHeller, Robert. <Os >super-homens Do Marketing. Presença, 1989.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.