Tonjes, M. J. (1981). Teaching, reading, thinking study skills: In content classrooms (3rd.). WCB.
Chicago-čujuhus (17. p.)Tonjes, Marian J. Teaching, Reading, Thinking Study Skills: In Content Classrooms. 3rd. Dubuque: WCB, 1981.
MLA-čujuhus (9. p.)Tonjes, Marian J. Teaching, Reading, Thinking Study Skills: In Content Classrooms. 3rd. WCB, 1981.
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