Here's a great book for learning modern Smalltalk: "Object-oriented Programming with Smalltalk", by Harald Wertz (https://www.elsevier.com/books/object-oriented

Here's a great book for learning modern Smalltalk: "Object-oriented Programming with Smalltalk", by Harald Wertz (https://www.elsevier.com/books/object-oriented-programming-with-smalltalk/wertz/978-1-78548-016-4 https://www.elsevier.com/books/object-oriented-programming-w...) Unfortunately - and I really don't understand the author's rationale - it's published by Elsevier. The price is way out of reach for most students.