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by Jansma, Kim; Kassen, Margaret; Laurence Denie-Higney, Laurence
by Babbie, Earl
by Andersen, Margaret; Taylor, Howard
by Gaddis, Tony
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by Brannon, Linda; Feist, Jess; Updegraff, John A.
by Lazzari Margaret
by Mankiw
by Marieb, Elaine N.; Smith, Lori A.