a few cheaper options to look out for which you will find in charity shops or similar outlets mate, the key to quality,if your unsure, is to go for the stuff which is on or licenced from the best labels, difficult to find without help tho I admit, early US is way harder to find that Italo House/Disco...
some Uk released comps are just fkn stupidly cheap...
...pukka tracklist but sounds like it has been mastered using a spade and stick of ruhbarb, if the vinyl looks smooth and flat like a mirror on the run-out, then should be a quality cut, can be iffy if the vinyl looks slightly wibbled ... tech term that