ADAIR JOHN. (1988). EFFECTIVE TIME MANAGEMENT HOW TO SAVE TIME AND SPEND IT WISELY. RUPA & COMPANY.
Cita Chicago (17th ed.)ADAIR JOHN. EFFECTIVE TIME MANAGEMENT HOW TO SAVE TIME AND SPEND IT WISELY. NEW DELHI: RUPA & COMPANY, 1988.
Cita MLA (9th ed.)ADAIR JOHN. EFFECTIVE TIME MANAGEMENT HOW TO SAVE TIME AND SPEND IT WISELY. RUPA & COMPANY, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.