Gaya APA

Harrison, Anthony. (2017). The Economics of transport appraisal . London-New York: Croom Helm.

Gaya Chicago

Harrison, Anthony. The Economics of transport appraisal. London-New York: Croom Helm, 2017. Buku.

Gaya MLA

Harrison, Anthony. The Economics of transport appraisal. London-New York: Croom Helm, 2017. Buku.

Gaya Turabian

Harrison, Anthony. The Economics of transport appraisal. London-New York: Croom Helm, 2017. Buku.