Gaya APA

Mattimore, Bryan. (2016). 21 days to a big idea . Jakarta: Elex Media Komputindo.

Gaya Chicago

Mattimore, Bryan. 21 days to a big idea. Jakarta: Elex Media Komputindo, 2016. Text.

Gaya MLA

Mattimore, Bryan. 21 days to a big idea. Jakarta: Elex Media Komputindo, 2016. Text.

Gaya Turabian

Mattimore, Bryan. 21 days to a big idea. Jakarta: Elex Media Komputindo, 2016. Print.