APA aipamena

(2006). 2004 National Postsecondary Student Aid Study (NPSAS: 04) Full-Scale Methodology Report. U.S. Department of Education.

Chicago Style aipamena

2004 National Postsecondary Student Aid Study (NPSAS: 04) Full-Scale Methodology Report. U.S. Department of Education, 2006.

MLA aipamena

2004 National Postsecondary Student Aid Study (NPSAS: 04) Full-Scale Methodology Report. U.S. Department of Education, 2006.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.