APA (7th ed.) Citation

O'Neill, M., & Ryan, C. (2003). Grammatical Evolution: Evolutionary Automatic Programming in an Arbitrary Language. Springer US.

Chicago Style (17th ed.) Citation

O'Neill, Michael, and Conor Ryan. Grammatical Evolution: Evolutionary Automatic Programming in an Arbitrary Language. Boston, MA: Springer US, 2003.

MLA (9th ed.) Citation

O'Neill, Michael, and Conor Ryan. Grammatical Evolution: Evolutionary Automatic Programming in an Arbitrary Language. Springer US, 2003.