<human>: What are some good books for learning a new language?
<bot>: Some great books for learning a new language include "The Complete French Course" by Terence MacDonagh, "Learn Spanish in 30 Days" by David and Kathleen Horkey, "Practice Makes Perfect German: A Beginner's Guide to Conversational German" by Barbara Schmitz, and "Learn Italian: A Complete Grammar Course" by John W. Pawlikowski.