(1982). Problem solving and comprehension / Arthur Whimbey, Jack Lochhead ; cover design and illustrations by Miriam Seidel.
Čikaški stil citiranja (17. izdanje)Problem Solving and Comprehension / Arthur Whimbey, Jack Lochhead ; Cover Design and Illustrations by Miriam Seidel. 1982.
MLA način citiranja (9. izdanje)Problem Solving and Comprehension / Arthur Whimbey, Jack Lochhead ; Cover Design and Illustrations by Miriam Seidel. 1982.
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