APA Citation

Posner, B. Z. The Leadership Challenge, Tantangan Kepemimpinan. Erlangga.

Chicago Style Citation

Posner, Barry Z. The Leadership Challenge, Tantangan Kepemimpinan. Erlangga.

MLA Citation

Posner, Barry Z. The Leadership Challenge, Tantangan Kepemimpinan. Erlangga.

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