Van Opstal, D. (1984). Technical excellence in America: Incentives for investment in human capital. Washington, DC : The Center for Strategic and International Studies.
Cita Chicago (17th ed.)Van Opstal, Debra. Technical Excellence in America: Incentives for Investment in Human Capital. Washington, DC : The Center for Strategic and International Studies, 1984.
Cita MLA (9th ed.)Van Opstal, Debra. Technical Excellence in America: Incentives for Investment in Human Capital. Washington, DC : The Center for Strategic and International Studies, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.