SHAPIRO ELI. (1977). CAPITAL FOR PRODUCTIVITY & JOBS. PRENTICE -HALL INTERNATIONAL, INC.
Chicago Style aipamenaSHAPIRO ELI. CAPITAL FOR PRODUCTIVITY & JOBS. BOMBAY: PRENTICE -HALL INTERNATIONAL, INC, 1977.
MLA aipamenaSHAPIRO ELI. CAPITAL FOR PRODUCTIVITY & JOBS. PRENTICE -HALL INTERNATIONAL, INC, 1977.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.