Gaya APA

Chiu, H., Shulman, K. (2017). [Ebook] Mental Health and Illness of the Elderly = Gangguan Jiwa pada Lansia (Edisi 2017). Singapura: Springer.

Gaya MLA

Chiu, Helen., Shulman, Kenneth. "[Ebook] Mental Health and Illness of the Elderly = Gangguan Jiwa pada Lansia". Edisi 2017 Singapura: Springer, 2017. Ebook.