Dyfyniad APA

Ebsco. (2014). Logistics & sustainable transport [ejournal]. De Gruyter Open.

Dyfyniad Arddull Chicago

Ebsco. Logistics & Sustainable Transport [ejournal]. Warsaw, Poland: De Gruyter Open, 2014.

Dyfyniad MLA

Ebsco. Logistics & Sustainable Transport [ejournal]. De Gruyter Open, 2014.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.