Gaya APA

Heise-Flecken, D., Flecken, G. (2016). Rock Climbing : Technique | Equipment | Safety - With an Introduction to Indoor Climbing . United Kingdom: Meyer & Meyer Sport.

Gaya MLA

Heise-Flecken, Detlef., Flecken, Gabi. "Rock Climbing : Technique | Equipment | Safety - With an Introduction to Indoor Climbing". United Kingdom: Meyer & Meyer Sport, 2016. Text.