Gaya APA
Winarto, E, E, D, P.
(2016).
LEAD LIKE A Tour Leader
.
Jakarta:
PT Elex Media Komputindo.
Gaya MLA
Winarto, Eddy, Efendy, Dan, Paulus.
"LEAD LIKE A Tour Leader".
Jakarta:
PT Elex Media Komputindo,
2016.
Text.