APA (7th ed.) Citation

Ringwood, P. (1987). Summer crop gross margin budgets for the New England region, 1987. Dept. of Agriculture New South Wales.

Chicago Style (17th ed.) Citation

Ringwood, Pam. Summer Crop Gross Margin Budgets for the New England Region, 1987. Tamworth, NSW.: Dept. of Agriculture New South Wales, 1987.

MLA (9th ed.) Citation

Ringwood, Pam. Summer Crop Gross Margin Budgets for the New England Region, 1987. Dept. of Agriculture New South Wales, 1987.