APA (7th ed.) Citation

Aprovecho Institute (Cottage Grove, Or.). (1988). Skipping stones. [s.n.].

Chicago Style (17th ed.) Citation

Aprovecho Institute (Cottage Grove, Or.). Skipping Stones. Cottage Grove, OR: [s.n.], 1988.

MLA (9th ed.) Citation

Aprovecho Institute (Cottage Grove, Or.). Skipping Stones. [s.n.], 1988.