Gotzaridis Χ., Papaioannou Α., Antoniou Π. and Albanidis Ε. (2007) “The Effect of an Interdisciplinary Teaching Approach on Seventh-Grade Pupils’ Motivation in Physical Education Class”, Inquiries in Physical Education and Sport, 5(1), pp. 52–62. doi: 10.26253/heal.uth.ojs.ispe.2007.1181.