To display all the fields of sObject using Apex & VF?

<apex:page showHeader="false" Controller="FieldsClass">
        <apex:DataTable value="{!data}" var="d">
             <apex:column headerValue="Field Name">
                 {!d}
             </apex:column>         
         </apex:DataTable>
</apex:page>
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public class  FieldsClass {

     public map<string,Schema.SObjectField> data {get;set;}
  
     public  FieldsClass (){
         data = Schema.SObjectType.Book__c.fields.getMap();
        }
    }