a list of errata
page 21, line 3.
× AREN'T THEY?
○ ARE THEY?
page 41, middle.
× aren't They?
○ are they?
and some other little mistakes are hidden.
page 21, line 3.
× AREN'T THEY?
○ ARE THEY?
page 41, middle.
× aren't They?
○ are they?
and some other little mistakes are hidden.