Yudi purnama
Yudi purnama
@yudipurnama - Author
Yudi purnama
@yudipurnama - Author
Yudi Satria Purnama is a geologist, live in Jakarta, Indonesia. Since 2001, he has a mindset to establish applied geology for tourism. He calls it: to... more
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About me
Yudi Satria Purnama is a geologist, live in Jakarta, Indonesia. Since 2001, he has a mindset to establish applied geology for tourism. He calls it: tourism geology, which present in this book.
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