APA aipamena

Villafuerte, L. R. (1982). Addendum to: Export regulations : 1978-1981. Media Systems.

Chicago Style aipamena

Villafuerte, Luis R. Addendum to: Export Regulations : 1978-1981. [Makati, Metro Manila: Media Systems, 1982.

MLA aipamena

Villafuerte, Luis R. Addendum to: Export Regulations : 1978-1981. Media Systems, 1982.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.