APA (7th ed.) Citation

Walters, W. H. Finding Free OER Textbooks Online: Untangling the Web. MDPI AG.

Chicago Style (17th ed.) Citation

Walters, William H. Finding Free OER Textbooks Online: Untangling the Web. MDPI AG.

MLA (9th ed.) Citation

Walters, William H. Finding Free OER Textbooks Online: Untangling the Web. MDPI AG.

Warning: These citations may not always be 100% accurate.