APA (7th ed.) Citation

Longford, N. T. (1993). Random coefficient models. Clarendon Press.

Chicago Style (17th ed.) Citation

Longford, Nicholas T. Random Coefficient Models. Oxford [u.a.]: Clarendon Press, 1993.

MLA (9th ed.) Citation

Longford, Nicholas T. Random Coefficient Models. Clarendon Press, 1993.