APA aipamena

Cushman, J. A. Monograph of the foraminiferal family valvulinidae.

Chicago Style aipamena

Cushman, Joseph A. Monograph of the Foraminiferal Family Valvulinidae.

MLA aipamena

Cushman, Joseph A. Monograph of the Foraminiferal Family Valvulinidae.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.