Citazione Stile APA (7a Edizione)

Littlefield, D. (2008). Metric handbook: Planning and design data (3rd ed.). Elsevier.

Citazione stile Chigago Style (17a edizione)

Littlefield, David. Metric Handbook: Planning and Design Data. 3rd ed. Amsterdam: Elsevier, 2008.

Citatione MLA (9a ed.)

Littlefield, David. Metric Handbook: Planning and Design Data. 3rd ed. Elsevier, 2008.