Gaya APA

Lengkong, P., Nugroho, D, B. (2008). Koleksi games seru untuk: ice breaker, team work, leadreship, creativity, high ropes (Cet. 1). Yogakarta: Indonesia Cerdas.

Gaya MLA

Lengkong, Putera., Nugroho, Dwi, Bintang. "Koleksi games seru untuk: ice breaker, team work, leadreship, creativity, high ropes". Cet. 1 Yogakarta: Indonesia Cerdas, 2008. Art Original.