Widodo Wahyu Purwanto
Indonesia energy outlook and statistics 2006
Depok: Pengkajian Energi UI, 2006
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Anderson, Alan J.B.
Interpreting data: A first course in statistics
Chapman and Hall , 1989
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Gravetter, Frederick J.
Statistics for the behavioral sciences
Cengage Learning, 2013
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Gravetter, Frederick J.
Statistics for the behavioral sciences
Wadsworth and Cengage Learning, 2009
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Probability and statistics for engineers and scientists
Ronald E. Walpole, author; Raymond H. Myers, author; Sharon L. Myers, author; Keying Ye, author
Pearson, 2016
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