cover-english-finalOrder Links:

as Book:BoD

https://www.bod.de/buch/jdermaniyahoo-com-jdermaniyahoo-com/hapoo-and-his-book/9783741271052.html

as E-Book: Amazon

https://www.amazon.de/dp/B01M2DE84F/ref=sr_1_1?ie=UTF8&qid=1478262258&sr=8-1&keywords=hapoo