Gaya APA

Miller, Mark, Jimmy Simanungkalit. (2018). The Heart Of Leadership (1). Surabaya: Menuju Insan Cemerlang.

Gaya Chicago

Miller, Mark, Jimmy Simanungkalit. The Heart Of Leadership. 1 Surabaya: Menuju Insan Cemerlang, 2018. Text.

Gaya MLA

Miller, Mark, Jimmy Simanungkalit. The Heart Of Leadership. 1 Surabaya: Menuju Insan Cemerlang, 2018. Text.

Gaya Turabian

Miller, Mark, Jimmy Simanungkalit. The Heart Of Leadership. 1 Surabaya: Menuju Insan Cemerlang, 2018. Print.