GUPTA, V. &. K. (2016). TREE HOUSE ENVIRONMENTAL STUDIES FOR ICSE PRIMARY SCHOOL - CLASS 2. OXFORD UNIVERSITY PRESS.
Chicagoスタイル(17版)引用形式GUPTA, VAISHALI & KOLEY. TREE HOUSE ENVIRONMENTAL STUDIES FOR ICSE PRIMARY SCHOOL - CLASS 2. NEW DELHI: OXFORD UNIVERSITY PRESS, 2016.
MLA(9版)引用形式GUPTA, VAISHALI & KOLEY. TREE HOUSE ENVIRONMENTAL STUDIES FOR ICSE PRIMARY SCHOOL - CLASS 2. OXFORD UNIVERSITY PRESS, 2016.
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