Gaya APA

Iryani, N. (2019). 365 Ideas of Happiness (Cet.1). Yogyakarta: Penerbit Bentang Belia.

Gaya MLA

Iryani, Nurilla. "365 Ideas of Happiness". Cet.1 Yogyakarta: Penerbit Bentang Belia, 2019. Text.