GREAT SOURCE. (2002). Reader's handbook: Student guide for reading and learning (1 Student edition.). Great Source Education Group Inc.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)GREAT SOURCE. Reader's Handbook: Student Guide for Reading and Learning. 1 Student edition. Massachusetts: Great Source Education Group Inc, 2002.
MLA -ийн эшлэл (9 дэх хэвлэлт)GREAT SOURCE. Reader's Handbook: Student Guide for Reading and Learning. 1 Student edition. Great Source Education Group Inc, 2002.
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