APA (7th ed.) Citation

National Library of Australia. (1973). Guide to the national union catalogue of Australia (2nd ed.). National Library of Australia.

Chicago Style (17th ed.) Citation

National Library of Australia. Guide to the National Union Catalogue of Australia. 2nd ed. Canberra: National Library of Australia, 1973.

MLA (9th ed.) Citation

National Library of Australia. Guide to the National Union Catalogue of Australia. 2nd ed. National Library of Australia, 1973.