Niksen [Twarda] |
Podróże w nieznane [Miękka] | ||||||
Science of Learning [Miękka] | |||||||
Why Has Nobody Told Me This Before? [Miękka] | |||||||
Sapiens [Miękka] |
Homo Deus A Brief History of Tomorrow [Miękka] | ||||||
Why We Sleep he New Science of Sleep and Dreams [Miękka] |
21 Lessons for the 21st Century [Miękka] |