Gaya APA

Walker, T, D. (2017). TEACH LIKE FINALAND Mengajar Seperti Finlandia . Jakarta: PT. Grmedia Widiasrana Indonesia.

Gaya MLA

Walker, Timothy, D.. "TEACH LIKE FINALAND Mengajar Seperti Finlandia". Jakarta: PT. Grmedia Widiasrana Indonesia, 2017. Text.