Book review – The Yearbook of European Environmental Law Volume 4, T.F.M. Etty and H. Somsen (eds.) - Legal Issues of Economic Integration View Book review – The Yearbook of European Environmental Law Volume 4, T.F.M. Etty and H. Somsen (eds.) by Johan W. van de Gronden - Legal Issues of Economic Integration Book review – The Yearbook of European Environmental Law Volume 4, T.F.M. Etty and H. Somsen (eds.) Johan W. van de Gronden 33 4 Legal Issues of Economic Integration