Gaya APA

(61416010), V, R. (2020). The Harassment and Defense Mechanisms in Solomon Northup’s 12 Years a Slave Memoir . Surabaya: Universitas Widya Kartika.

Gaya MLA

(61416010), Vincentius, Ricardo. "The Harassment and Defense Mechanisms in Solomon Northup’s 12 Years a Slave Memoir". Surabaya: Universitas Widya Kartika, 2020. Text.