Gaya APA
Hardi, E., Masdrajad, A. (2016).
Grow Your Sales! Wow Your Service! (Cetakan Pertama).
Jakarta:
PT Gramedia Pustaka Utama.
Gaya MLA
Hardi, Edwin., Masdrajad, Ade.
"Grow Your Sales! Wow Your Service!".
Cetakan Pertama
Jakarta:
PT Gramedia Pustaka Utama,
2016.
Book.