APA (7th ed.) Citation

Etheridge, T. (1980). Freestyle skiing on artificial slopes / (Tony Etheridge). Highbridge.

Chicago Style (17th ed.) Citation

Etheridge, Tony. Freestyle Skiing on Artificial Slopes / (Tony Etheridge). Eastleigh: Highbridge, 1980.

MLA (9th ed.) Citation

Etheridge, Tony. Freestyle Skiing on Artificial Slopes / (Tony Etheridge). Highbridge, 1980.

Warning: These citations may not always be 100% accurate.