کتاب های David W. Lightfoot
Formal Specification Using Z
David Lightfoot (auth.), 1991
How New Languages Emerge
David Lightfoot, 2006
How new languages emerge
David Lightfoot, 2006
How to Set Parameters: Arguments from Language Change
David Lightfoot, 1993
How to Set Parameters: Arguments from Language Change
David Lightfoot, 1991
Principles of Diachronic Syntax
David W. Lightfoot, 1979
