Life In 19x19

I fully agree with what you pointed, Darsey. In this case, I personally think putting a reference is equivalent to quoting the paragraph, and I will do it for the next edition. Nevertheless, I understand this is a delicate thing, and not putting the reference is a serious mistake on my part, for ...

Hello, all! Mariano here, the writer of the book. I'm very sorry about that, I forgot to put the Sources Section reference there in the text. Both the one mentioned and one example of Atsumi were extracted from Yoshiaki Nagahara book. The intention here was never to steal any explanation from him ...