Hi there! Asking for resources is totally fine here, but you may also want to check out our books and resources list in the sidebar. Here are a couple of spots to start:

https://www.reddit.com/r/AskHistorians/wiki/books/southasia#wiki_vietnam

https://www.reddit.com/r/AskHistorians/wiki/books/americas#wiki_post-wwii_era

'On Strategy: A Critical Analysis of the Veitnam War' by Colonel Harry Summers