RYAN PAT. (2019). EXTREME SNOW BOARDING EXTREME SPORTS (2018 Ed.). CAPSTONE PRESS.
芝加哥风格引文RYAN PAT. EXTREME SNOW BOARDING EXTREME SPORTS. 2018 Ed. MINNESOTA: CAPSTONE PRESS, 2019.
MLA引文RYAN PAT. EXTREME SNOW BOARDING EXTREME SPORTS. 2018 Ed. CAPSTONE PRESS, 2019.
警告：这些引文格式不一定是100％准确.