Gaya APA

Tozer, A, W., 葉瑞蓮, . (2019.06). This World: Playground or Battleground? = 轉戰時刻 (First). : 宣道出版社.

Gaya MLA

Tozer, A., W.., 葉瑞蓮, . "This World: Playground or Battleground? = 轉戰時刻". First : 宣道出版社, 2019.06. Text.