Kukal, Z. (1971). Geology of recent sediments. Czechoslovak Academy of Sciences.
Chicago Style (17th ed.) ZitazioaKukal, Zdenek. Geology of Recent Sediments. Praga: Czechoslovak Academy of Sciences, 1971.
MLA (9th ed.) ZitazioaKukal, Zdenek. Geology of Recent Sediments. Czechoslovak Academy of Sciences, 1971.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.