APA

Nordlin E., . (1973). Dynamic tests of a prestressed concrete median barrier type 50, series XXVI. Sacramento, CA: California Division of Highways. Materials and Research Department.

Chicago

Nordlin EF, . 1973. Dynamic tests of a prestressed concrete median barrier type 50, series XXVI. Sacramento, CA: California Division of Highways. Materials and Research Department.

Harvard

Nordlin E., . (1973). Dynamic tests of a prestressed concrete median barrier type 50, series XXVI. Sacramento, CA: California Division of Highways. Materials and Research Department.

MLA

Nordlin EF, . Dynamic tests of a prestressed concrete median barrier type 50, series XXVI. Sacramento, CA: California Division of Highways. Materials and Research Department. 1973.