The following information is supplied in good faith, but The Italian Gardener Pty Ltd takes no responsibility for its accuracy. There are a number of publications from commercial organisations, and other publishers including magazines that can be consulted for further information. The web is also a good place to check out.
I still use a dog-eared copy of Peter Bennett's bold and prophetic book, Organic Gardening (Australian and New Zealand Book Company, publishers) which was given to me by friends in 1981 and is still in print.
The ABC Gardening Australia website also has Fact Sheets on growing vegetables.
One of the best sites for information about what to grow when is Gardenate