Citazione APA

Holt, M., & Marjoram, D. T. E. (1973). Mathematics in a changing world. Heinemann Educational.

Stile di citazione Chicago

Holt, Michael, e D T E. Marjoram. Mathematics in a Changing World. London: Heinemann Educational, 1973.

Citazione MLA

Holt, Michael, e D T E. Marjoram. Mathematics in a Changing World. Heinemann Educational, 1973.