Vinyl prices

I have Princes Of The Universe on 7" from Australia (M/M) and the Japanese 12" edition of A Kind Of Magic )EX/EX).
Anybody know the approx price of these or what i would hope to get. Cheers in advance

Prince of universe AUS M/M 7": 90/100 €
AKOM jap ex/ex 12: 30/35 €

If you put them into popsike it will tell you what they are worth. Link:
http://www.popsike.com/