APA način citiranja (7. izdanje)

Krouwel, B. (1999). Outdoor training: A sourcebook of activities for management trainers. Viva.

Čikaški stil citiranja (17. izdanje)

Krouwel, Bill. Outdoor Training: A Sourcebook of Activities for Management Trainers. New delhi: Viva, 1999.

MLA način citiranja (9. izdanje)

Krouwel, Bill. Outdoor Training: A Sourcebook of Activities for Management Trainers. Viva, 1999.