Gaya APA

Sampson, R, J., Farris, M, T. (1979). Domestic tranportation, practice theory and policy (4th ed). Boston: Houghton Mifflin Company.

Gaya MLA

Sampson, Roy, J.., Farris, Martin, T.. "Domestic tranportation, practice theory and policy". 4th ed Boston: Houghton Mifflin Company, 1979. Printed Book.