Clements, J. (1985). Califonia facts: A comprehensive look at California today county by county. Clements.
Citazione stile Chigago Style (17a edizione)Clements, John. Califonia Facts: A Comprehensive Look at California Today County by County. Dallas, Tex: Clements, 1985.
Citatione MLA (9a ed.)Clements, John. Califonia Facts: A Comprehensive Look at California Today County by County. Clements, 1985.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.