1 Электронные книги Kelvin Hernandez
Kelvin Hernandez: Astronomy: The Universe, Solar System & Earth (A Beginner’s Guide to Telescopes, Eyepieces and Accessories for Visual Astronomy)
This e Book provides a highly visual introduction to some basic astronomy concepts that everyone should know, like explaining the phases of the moon and earth-based evidence of the heliocentric model …
EPUB
английский
€2.99
