Ryan, R. (2009). Over 40 & you're hired!: Secrets to landing a great job. Penguin Books.
Cita Chicago Style (17a ed.)Ryan, Robin. Over 40 & You're Hired!: Secrets to Landing a Great Job. New York: Penguin Books, 2009.
Cita MLA (8a ed.)Ryan, Robin. Over 40 & You're Hired!: Secrets to Landing a Great Job. Penguin Books, 2009.
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