LONGMAN HAROLD,H. (1991). HOW TO CUT OFFICE COSTS. JAICO PUB. HOUSE.
Cita Chicago (17th ed.)LONGMAN HAROLD,H. HOW TO CUT OFFICE COSTS. BOMBAY: JAICO PUB. HOUSE, 1991.
Cita MLA (9th ed.)LONGMAN HAROLD,H. HOW TO CUT OFFICE COSTS. JAICO PUB. HOUSE, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.