APA (7th ed.) Citation

Drucker, P. F. (1987). The effective executive=eksekutif efektif. PT Elex Media Komputindo.

Chicago Style (17th ed.) Citation

Drucker, Peter F. The Effective Executive=eksekutif Efektif. Jakarta: PT Elex Media Komputindo, 1987.

MLA (8th ed.) Citation

Drucker, Peter F. The Effective Executive=eksekutif Efektif. PT Elex Media Komputindo, 1987.

Warning: These citations may not always be 100% accurate.