This guide explains how this is done in the Harvard Style, sometimes called the author-date system. There are two steps to acknowledging your sources: cite your references in the text, to show where you have drawn upon other people's work, and then list them at the end of your work under the heading 'References'.eferencing Referencing means giving a full description of each source you have cited in the text, in a list of references or bibliography, at the end of your work: ï§ Write the list in alphabetical order: put the first authorâs last name first and then his/her initials.
Galileo discovered the 4 moons of jupiter through a telescope which he never invented but was the first to use.
The Galilean Moons. Outward from Jupiter: Each of the Jovian planets has a number of moons, although Jupiter has the most with more than 60 catalogued to date. Jupiter's 4 largest moons exhibit some of the most interesting geology in the solar system. They were discovered by Galileo Galilei and are known as the Galilean moons. Jupiter's largest moon, Ganymede, is larger than Mercury while the other three are larger than Pluto. 1  Io.