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Ronald J. Wilkes
The author has been a high school teacher of business subjects, focusing Economics for 35 years. He has been through 12 schools around Chicago. He has a doctorate to educate from the University of ...lihat lebih banyakThe author has been a high school teacher of business subjects, focusing Economics for 35 years. He has been through 12 schools around Chicago. He has a doctorate to educate from the University of Illinois. He’s been happily married for 50 years and has one child, Daniel, a computer expert.lihat lebih sedikit