BARRA RALPH. (1983). PUTTING QUALITY CIRCLES TO WORK: A PRACTICAL STRATEGY FOR BOOSTING PRODUCTIVITY & PROFITS. MCGRAW-HILL.
Цитирование в стиле Чикаго (17-е изд.)BARRA RALPH. PUTTING QUALITY CIRCLES TO WORK: A PRACTICAL STRATEGY FOR BOOSTING PRODUCTIVITY & PROFITS. LONDON: MCGRAW-HILL, 1983.
Цитирование MLA (9-е изд.)BARRA RALPH. PUTTING QUALITY CIRCLES TO WORK: A PRACTICAL STRATEGY FOR BOOSTING PRODUCTIVITY & PROFITS. MCGRAW-HILL, 1983.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.