HARDY LEN. (1987). SUCCESSFUL BUSINESS STRATEGY HOW TO WIN IN THE MARKET PLACE. KOGAN PAGE.
Dyfyniad Arddull ChicagoHARDY LEN. SUCCESSFUL BUSINESS STRATEGY HOW TO WIN IN THE MARKET PLACE. LONDON: KOGAN PAGE, 1987.
Dyfyniad MLAHARDY LEN. SUCCESSFUL BUSINESS STRATEGY HOW TO WIN IN THE MARKET PLACE. KOGAN PAGE, 1987.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.