""The Donkey is still a common sight both as a needed help in the farm and everyday work, and as a companion for the elder people" ©Joao Pedro Marnoto".
Truy cập ngày 2 tháng 12 năm 2013.  ^ “"The Donkey is still a common sight both as a needed help in the farm and everyday work, and as a companion for the elder people" ©Joao Pedro Marnoto”.