APA aipamena

Keys, T. E. (1944). IN FURTHERANCE OF RESEARCH; FREE MICROFILM COPYING.

Chicago Style aipamena

Keys, Thomas E. IN FURTHERANCE OF RESEARCH; FREE MICROFILM COPYING. 1944.

MLA aipamena

Keys, Thomas E. IN FURTHERANCE OF RESEARCH; FREE MICROFILM COPYING. 1944.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.