Dyfyniad APA

RYAN PAT. (2019). EXTREME SNOW BOARDING EXTREME SPORTS (2018 Ed.). CAPSTONE PRESS.

Dyfyniad Arddull Chicago

RYAN PAT. EXTREME SNOW BOARDING EXTREME SPORTS. 2018 Ed. MINNESOTA: CAPSTONE PRESS, 2019.

Dyfyniad MLA

RYAN PAT. EXTREME SNOW BOARDING EXTREME SPORTS. 2018 Ed. CAPSTONE PRESS, 2019.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.