Chidelt, J. (1990). Made Easy: A Simplified Approach to Learning. Made Easy Publications.
Cita Chicago (17th ed.)Chidelt, J. Made Easy: A Simplified Approach to Learning. London: Made Easy Publications, 1990.
Cita MLA (9th ed.)Chidelt, J. Made Easy: A Simplified Approach to Learning. Made Easy Publications, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.