For others such as Windows Phone and Blackberry, you can use your Google Account (the Android steps) as most of them have apps available to sync your Google Calender on the phone.
Club Social Events
Social and Other
Subscribe to ‘Club Social Events’
Additional subscription methods:
If your calendar software requires a URL:https://www.puttenhamgolfclub.co.uk/?pg=76dc33dd05fe4e2ee69b0754a8d9ac75&cal=ab24eed0fdcc5dc5&daysback=365