Gaya APA

EVA, R, W., EVI, R, W. (2011). +Think: buku 1 (Edisi 1). Tasikmalaya: Sabili Foundation.

Gaya MLA

EVA, Rizki, Wahyuni., EVI, Rizki, Wahyuni. "+Think: buku 1". Edisi 1 Tasikmalaya: Sabili Foundation, 2011. .