GET THE ITEM REF NUMBER ON CLICK OF BUTTON IN li of ul? : I have a list of values in ul , I have a button their too 
 
    <ul> <li class="mix" category-1="" data-value="600.35" style="display:block;"><figure><figcaption><h3>TK</h3><span>LHR</span> <span>LHE</span><div class="clear"></div><span>Sat 28May16</span> <span>18:00<span></span><span><i class="fa" fa-clock-o=""></i></span>7361116644561201001 <div class="clear"></div> <div class="price-night"><span>1 Stop</span><span class="price-n">600.35 (£)</span></div>

    <button class="info">Buy Now</button></span></figcaption></figure></li>

    <li class="mix" category-1="" data-value="600.35" style="display:block;"><figure><figcaption><h3>TK</h3><span>LHR</span> <span>LHE</span><div class="clear"></div><span>Sat 28May16</span> <span>18:00<span></span><span><i class="fa" fa-clock-o=""></i></span>7361116644561201001 <div class="clear"></div> <div class="price-night"><span>1 Stop</span><span class="price-n">600.35 (£)</span></div>

    <button class="info">Buy Now</button></span></figcaption></figure></li>

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on click of button i want to get the reference number , outvail , invail total of 3 values, i am using ASP.NET so kindly there is any method i can add single function their too oncick call that but how to get the li values of ul