Elsworth, D. H. (200). Motivation in education. New York : Nova Science Publishers.
Chicagoスタイル(17版)引用形式Elsworth, Desmond H. Motivation in Education. New York : Nova Science Publishers, 200.
MLA(9版)引用形式Elsworth, Desmond H. Motivation in Education. New York : Nova Science Publishers, 200.
警告: この引用は必ずしも正確ではありません.