Gaya APA
Baron, Eric. (2015).
Essential Managers: Selling .
London:
Penguin Random house.
Gaya Chicago
Baron, Eric.
Essential Managers: Selling.
London:
Penguin Random house,
2015.
Buku Tercetak.
Gaya MLA
Baron, Eric.
Essential Managers: Selling.
London:
Penguin Random house,
2015.
Buku Tercetak.
Gaya Turabian
Baron, Eric.
Essential Managers: Selling.
London:
Penguin Random house,
2015.
Buku Tercetak.