Hadfield, C., & Hadfield, J. Writing games.
芝加哥风格引文Hadfield, Charles, 与 Jill Hadfield. Writing Games.
MLA引文Hadfield, Charles, 与 Jill Hadfield. Writing Games.
警告：这些引文格式不一定是100％准确.
APA引文
Hadfield, C., & Hadfield, J. Writing games.
芝加哥风格引文Hadfield, Charles, 与 Jill Hadfield. Writing Games.
MLA引文Hadfield, Charles, 与 Jill Hadfield. Writing Games.