YAJAPI (Yet Another Java API): if you want to use Java without re- inventing wheels you need books like this one. Unfortunately with Java's present track record the API is as likely to change as not. You know the product, the title describes the subject, the series is authoritative. What more is there to say?
The Java 3D API Specification
Henry A. Sowizral, Kevin Rushforth, Michael Deering
Addison-Wesley Publishing Company (1998)
Book cover image courtesy of Open Library.