Gaya APA

Ketvirtis, A.. (1977). Roadway lighting specification based on safe traffic needs . : IRF.

Gaya Chicago

Ketvirtis, A.. Roadway lighting specification based on safe traffic needs. : IRF, 1977. Computer Software.

Gaya MLA

Ketvirtis, A.. Roadway lighting specification based on safe traffic needs. : IRF, 1977. Computer Software.

Gaya Turabian

Ketvirtis, A.. Roadway lighting specification based on safe traffic needs. : IRF, 1977. Computer Software.