APA (7th ed.) Zitazioa

(2012). Live young, think young, be young ... at any age Donald M. Vickery, Larry Matson, Carol Vickery. [electronic resource].

Chicago Style (17th ed.) Zitazioa

Live Young, Think Young, Be Young ... at Any Age Donald M. Vickery, Larry Matson, Carol Vickery. [electronic Resource]. 2012.

MLA (9th ed.) Zitazioa

Live Young, Think Young, Be Young ... at Any Age Donald M. Vickery, Larry Matson, Carol Vickery. [electronic Resource]. 2012.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.