APA (7th ed.) Citation

Allen, R. (1975). Index number in theory and practice. Macmillan.

Chicago Style (17th ed.) Citation

Allen, R.G.D. Index Number in Theory and Practice. Macmillan, 1975.

MLA (9th ed.) Citation

Allen, R.G.D. Index Number in Theory and Practice. Macmillan, 1975.

Warning: These citations may not always be 100% accurate.