1. Looking at where this source came from, (a history book), my primary opinion would be that the author should place no blame at all on either parties detailed in his writings. The purpose of a history book is not to put forward the opinions of the writer, but to display the facts and events of the time period in question. However, as is most common nowadays, books such as these can be used by governments as propaganda, and for all I know the author could be extremely biased. Then, the date should give a further clue before any of the material in question has even been read. Although written nine years after the Six Day War of J