APA (7th ed.) Zitazioa

Schirach-Szmigiel, C. v. (1979). Liner shipping and general cargo transport. EFI.

Chicago Style (17th ed.) Zitazioa

Schirach-Szmigiel, Christopher von. Liner Shipping and General Cargo Transport. Estocolmo: EFI, 1979.

MLA (9th ed.) Zitazioa

Schirach-Szmigiel, Christopher von. Liner Shipping and General Cargo Transport. EFI, 1979.