Gaya APA
Mattimore, Bryan. (2015).
21 Days to a Big Idea (1).
Jakarta:
Gramedia.
Gaya Chicago
Mattimore, Bryan.
21 Days to a Big Idea.
1
Jakarta:
Gramedia,
2015.
Text.
Gaya MLA
Mattimore, Bryan.
21 Days to a Big Idea.
1
Jakarta:
Gramedia,
2015.
Text.
Gaya Turabian
Mattimore, Bryan.
21 Days to a Big Idea.
1
Jakarta:
Gramedia,
2015.
Print.