Cita APA (7th ed.)

Drucker on Asia. (1997). Drucker, on Asia. Butterworth Heinemnn.

Cita Chicago (17th ed.)

Drucker on Asia. Drucker, on Asia. OXford: Butterworth Heinemnn, 1997.

Cita MLA (9th ed.)

Drucker on Asia. Drucker, on Asia. Butterworth Heinemnn, 1997.