APA (7th ed.) Citation

Crawley, H. (1988). Food portion sizes. H.M.S.O..

Chicago Style (17th ed.) Citation

Crawley, Helen. Food Portion Sizes. London: H.M.S.O., 1988.

MLA (8th ed.) Citation

Crawley, Helen. Food Portion Sizes. H.M.S.O., 1988.

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