Trích dẫn APA

Great Britain her majesty's stationary office. (1972). Mathematics in primary schools. Her majesty's stationary office.

Trích dẫn kiểu Chicago

Great Britain her majesty's stationary office. Mathematics in Primary Schools. London: Her majesty's stationary office, 1972.

Trích dẫn MLA

Great Britain her majesty's stationary office. Mathematics in Primary Schools. Her majesty's stationary office, 1972.

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