Why?
Trove already offers several acceptable citations to copy and paste.
Details
Article identifier
http://nla.gov.au/nla.news-article220191979
Page identifier
http://nla.gov.au/nla.news-page14293779
APA citation
APPOINTMENTS (1976, August 6). Government Gazette of the State of New South Wales (Sydney, NSW : 1901 - 2001), p. 3353. Retrieved May 12, 2022, from http://nla.gov.au/nla.news-article220191979
MLA citation
"APPOINTMENTS" Government Gazette of the State of New South Wales (Sydney, NSW : 1901 - 2001) 6 August 1976: 3353. Web. 12 May 2022 <http://nla.gov.au/nla.news-article220191979>.
Harvard/Australian citation
1976 'APPOINTMENTS', Government Gazette of the State of New South Wales (Sydney, NSW : 1901 - 2001), 6 August, p. 3353. , viewed 12 May 2022, http://nla.gov.au/nla.news-article220191979
Wikipedia citation
{{cite news |url=http://nla.gov.au/nla.news-article220191979 |title=APPOINTMENTS |newspaper=[[Government Gazette Of The State Of New South Wales]] |issue=99 |location=New South Wales, Australia |date=6 August 1976 |accessdate=12 May 2022 |page=3353 |via=National Library of Australia}}