Gaya APA
Sheridan, M. (2017).
They Ask, You Answer : A revolutionary Approach to Inbound Sales, Content Marketing, and Today's Digital Consumer .
Amerika:
.
Gaya MLA
Sheridan, Marcus.
"They Ask, You Answer : A revolutionary Approach to Inbound Sales, Content Marketing, and Today's Digital Consumer".
Amerika:
,
2017.
Text.