APA aipamena

Welford, A. T. (1953). Extending the Employment of Older People.

Chicago Style aipamena

Welford, A. T. Extending the Employment of Older People. 1953.

MLA aipamena

Welford, A. T. Extending the Employment of Older People. 1953.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.