N. Gregory Mankiw, Principles of Economics (from a former student; my copy from high school is apparently lost at home)
Stephen A. Marglin, Social Analysis 72, Economics: A Critical Approach syllabus (from same student)
Richard Parker, John Kenneth Galbraith (from a friend at Los Expatriados)
Kornai, Anti-Equilibrium (from the library!)
It will be a great summer.