APA引文

Rudy Gunawan. (2014). Semangat membantu; Official story timnas U-19. Yogayakarta: Bentang.

Chicago Style Citation

Rudy Gunawan. Semangat Membantu; Official Story Timnas U-19. Yogayakarta: Bentang, 2014.

MLA引文

Rudy Gunawan. Semangat Membantu; Official Story Timnas U-19. Yogayakarta: Bentang, 2014.

警告：這些引文格式不一定是100％准確.