<p>where <b><em>reference</em></b> is a reference for which you want to find out the number of sheets it contains. If <b><em>reference</em></b> is omitted, the number of sheets in the current workbook is returned.</p>
<p>To apply the <b>SHEETS</b> function,</p>
<ol>
<li>select the cell where you wish to display the result,</li>
<li>click the <b>Insert function</b><imgalt="Insert function icon"src="../images/insertfunction.png"/> icon situated at the top toolbar,
<br/>or right-click within a selected cell and select the <b>Insert Function</b> option from the menu,
<br/>or click the <imgalt="Function icon"src="../images/function.png"/> icon situated at the formula bar,
</li>
<li>select the <b>Information</b> function group from the list,</li>
<li>click the <b>SHEETS</b> function,</li>
<li>enter the required argument,</li>
<li>press the <b>Enter</b> button.</li>
</ol>
<p>The result will be displayed in the selected cell.</p>