Gaya APA

Atmaja, L., S. (2016). Who wants to be a smiling investor: cara termudah belajar inventaris saham . Jakarta : Kepustakaan Populer Gramedia.

Gaya MLA

Atmaja, L., S.. Who wants to be a smiling investor: cara termudah belajar inventaris saham. Jakarta : Kepustakaan Populer Gramedia, 2016. Text.