APA aipamena

Roelsgaard, E., Christensen, H., & Iversen, E. (1957). BCG-vaccination programme in Pakistan.

Chicago Style aipamena

Roelsgaard, Erik, Hans Christensen, and Erik Iversen. BCG-vaccination Programme in Pakistan. 1957.

MLA aipamena

Roelsgaard, Erik, Hans Christensen, and Erik Iversen. BCG-vaccination Programme in Pakistan. 1957.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.