APA aipamena

Gokel, G. W. (1991). Crown ethers and cryptands. Royal Society of Chemistry.

Chicago Style aipamena

Gokel, George W. Crown Ethers and Cryptands. Cambridge: Royal Society of Chemistry, 1991.

MLA aipamena

Gokel, George W. Crown Ethers and Cryptands. Royal Society of Chemistry, 1991.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.