Gaya APA

Mansur, Wirda. (2017). Be Calm, Be Strong, Be Grateful (7). Jakarta: Kata Depan.

Gaya Chicago

Mansur, Wirda. Be Calm, Be Strong, Be Grateful. 7 Jakarta: Kata Depan, 2017. Text.

Gaya MLA

Mansur, Wirda. Be Calm, Be Strong, Be Grateful. 7 Jakarta: Kata Depan, 2017. Text.

Gaya Turabian

Mansur, Wirda. Be Calm, Be Strong, Be Grateful. 7 Jakarta: Kata Depan, 2017. Print.