People signing up for their first library membership this month could be double winners at Aldinga and Willunga libraries.

As well as gaining free access to all the resources of Onkaparinga Libraries, they can spin a prize wheel for a chance to win a bonus gift.

Aldinga Library is located in Aldinga Beach, next to the Aldinga Shopping Centre and the Recreation Centre. It opens Monday to Wednesday and Friday from 9.30am to 5pm, Thursday 9.30am to 7pm and Saturday 10am to 1pm.

Willunga Library is on the corner of High Street and St Peters Terrace in the Willunga township. It opens Monday to Friday 9.30am to 5pm and Sunday 2pm to 5pm.

Both libraries offer Wi-Fi access, computers, printing and scanning, as well as a full range of adult and children's fiction, non-fiction books and audiobooks. CD,s, DVDs, Blu-rays and magazines.

Find out about the resources available and school holiday programs on offer by visiting the web pages of Aldinga library and Willunga library.