Citazione Stile APA (7a Edizione)

Stopher, P., & Stecher, C. (2006). Travel survey methods: Quality and future directions (1a. ed.). Elsevier.

Citazione stile Chigago Style (17a edizione)

Stopher, Peter, e Cheryl Stecher. Travel Survey Methods: Quality and Future Directions. 1a. ed. Amsterdam: Elsevier, 2006.

Citatione MLA (9a ed.)

Stopher, Peter, e Cheryl Stecher. Travel Survey Methods: Quality and Future Directions. 1a. ed. Elsevier, 2006.