Gaya APA

Efendy, R. (2018). Leader as a coach - Prinsip dasar kepemimpinan efektif di era disruptif (-). Jakarta: PT Gramedia Pustaka Utama.

Gaya MLA

Efendy, Rudy. "Leader as a coach - Prinsip dasar kepemimpinan efektif di era disruptif". - Jakarta: PT Gramedia Pustaka Utama, 2018. TEXT.