Gaya APA

, B, G, (. (2015). THE 5 PRINCIPLES OF EXCELLENT EXECUTION (1). Jakarta :: PT GRAMEDIA PUSTAKA UTAMA,.

Gaya MLA

, BERNY, GOMULYA, (Pengarang). "THE 5 PRINCIPLES OF EXCELLENT EXECUTION". 1 Jakarta :: PT GRAMEDIA PUSTAKA UTAMA,, 2015. Monograf.