APA aipamena

Eiseley, L. The Invisible pyramid. Charles Scribner-s Sons.

Chicago Style aipamena

Eiseley, Loren. The Invisible Pyramid. Charles Scribner-s Sons.

MLA aipamena

Eiseley, Loren. The Invisible Pyramid. Charles Scribner-s Sons.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.