Krouwel, B. (1999). Outdoor training: A source book of activites for management trainers. Viva Books.
استشهاد بنمط شيكاغوKrouwel, Bill. Outdoor Training: A Source Book of Activites for Management Trainers. New Delhi: Viva Books, 1999.
MLA استشهادKrouwel, Bill. Outdoor Training: A Source Book of Activites for Management Trainers. Viva Books, 1999.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.