Students are need to apply for their pan card means go to NSDL website and then click the online application form in home page. You can track the necessary documents and tips in apply pan card online link
If the students in Indian citizen means select the form 49A
Must read the instructions and rules carefully and then fill out the required given for that form
Select the category of Individual.
and attach the required documents with attested, given the accurate address , contact details and Aadhaar number.automatic acknowledgement can be generatated with your given details.
You can get the reference number also. Paste your photo in space to be provided
After that you can send your application in online