Gaya APA

Atkinson, W. (2021). Thought culture or practical mental training ; memelihara dan mengolah pikiran (Cetakan kesatu). Yogyakarta: Bright Publisher.

Gaya MLA

Atkinson, William. "Thought culture or practical mental training ; memelihara dan mengolah pikiran". Cetakan kesatu Yogyakarta: Bright Publisher, 2021. Text.