Citazione APA

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

Stile di citazione Chicago

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

Citazione MLA

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