Dover, K. J. and others, eds.Ancient Greek Literature. Oxford University Press, 1997. An introduction by genre, covering 200 BC to AD 200.
Easterling, P. E., and B. M. W. Knox.Greek Literature. Cambridge University Press, 1989. The standard work; from Homer through the 3rd century AD, with extensive documentation and bibliography.
Hamilton, Edith.The Greek Way. Norton, 1930, 1993. A scholarly introduction to Greek life, thought, and literature.