APA
Liu Y., Pan Yao & Unu Wider. (2016). Less restrictive birth control, less education?: Evidence fr. Helsinki: UNU-WIDER.
Chicago
Liu Yishen, Pan Yao and Unu Wider. 2016. Less restrictive birth control, less education?: Evidence fr. Helsinki: UNU-WIDER.
Harvard
Liu Y., Pan Yao and Unu Wider. (2016). Less restrictive birth control, less education?: Evidence fr. Helsinki: UNU-WIDER.
MLA
Liu Yishen, Pan Yao and Unu Wider. Less restrictive birth control, less education?: Evidence fr. Helsinki: UNU-WIDER. 2016.