".Net Framework," Publisher = O'Reilly

"Be aware that the type library doesn't let you reimport a type library that has been previously exported by the type library exporter. In other words, if you try to use tlbimp.exe on hello.tlb, which was generated by tlbexp.exe, tlbimp.exe will barf at you."

"Barf" is a word that should be in the vocabulary of every technical writer.