Tietueen sitaatit
APA-viiteLuonnonsuojelu, Finland, Sipilä, T., Natural Heritage Services, & Suomen rahasto. (2002). Present status and recommended conservation actions for the Ladoga seal (Phoca hispida ladogensis) population: Sovremennoe sostoânie i rekomenduemye mery po ohrane populâcii ladožkoj kol'čatoj nerpy (Phoca hispida ladogensis). Metsähallitus, Natural Heritage Services : WWF Finland.
Chicago-tyylinen lähdeviittausLuonnonsuojelu, Finland, Tero Sipilä, Natural Heritage Services, ja Suomen rahasto. Present Status and Recommended Conservation Actions for the Ladoga Seal (Phoca Hispida Ladogensis) Population: Sovremennoe Sostoânie I Rekomenduemye Mery Po Ohrane Populâcii Ladožkoj Kol'čatoj Nerpy (Phoca Hispida Ladogensis). Savonlinna ; Helsinki: Metsähallitus, Natural Heritage Services : WWF Finland, 2002.
MLA-viiteLuonnonsuojelu, et al. Present Status and Recommended Conservation Actions for the Ladoga Seal (Phoca Hispida Ladogensis) Population: Sovremennoe Sostoânie I Rekomenduemye Mery Po Ohrane Populâcii Ladožkoj Kol'čatoj Nerpy (Phoca Hispida Ladogensis). Metsähallitus, Natural Heritage Services : WWF Finland, 2002.
Harvard-tyylinen lähdeviittausLuonnonsuojelu, Finland, Sipilä, T., Natural Heritage Services & Suomen rahasto. 2002. Present status and recommended conservation actions for the Ladoga seal (Phoca hispida ladogensis) population: Sovremennoe sostoânie i rekomenduemye mery po ohrane populâcii ladožkoj kol'čatoj nerpy (Phoca hispida ladogensis). Savonlinna ; Helsinki: Metsähallitus, Natural Heritage Services : WWF Finland.