Gaya APA

Rubinfeld, D, L. (2018). Buya Hamka Ulama Umat Teladan Rakyat . Yogyakarta: Pro-U Media.

Gaya MLA

Rubinfeld, Daniel, L.. "Buya Hamka Ulama Umat Teladan Rakyat". Yogyakarta: Pro-U Media, 2018. Text.