APA (7th ed.) Zitazioa
Hedvall, J. A. (1954). Principal Results about the reactivity of solids: Lecture at the meeting of the Acad. Brasileira de ciências. Sept. 22, 1953.
Chicago Style (17th ed.) Zitazioa
Hedvall, Johan Arvid. Principal Results About the Reactivity of Solids: Lecture at the Meeting of the Acad. Brasileira De Ciências. Sept. 22, 1953. Rio de Janeiro, 1954.
MLA (9th ed.) Zitazioa
Hedvall, Johan Arvid. Principal Results About the Reactivity of Solids: Lecture at the Meeting of the Acad. Brasileira De Ciências. Sept. 22, 1953. 1954.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.