APA aipamena

Muhammad, N., Tahir, M. N., Zia-ur-Rehman,, & Ali, S. (2008). 2-(4-Ethoxy­benzyl­idene)butanoic acid. International Union of Crystallography.

Chicago Style aipamena

Muhammad, Niaz, M. Nawaz Tahir, Zia-ur-Rehman, and Saqib Ali. 2-(4-Ethoxy­benzyl­idene)butanoic Acid. International Union of Crystallography, 2008.

MLA aipamena

Muhammad, Niaz, M. Nawaz Tahir, Zia-ur-Rehman, and Saqib Ali. 2-(4-Ethoxy­benzyl­idene)butanoic Acid. International Union of Crystallography, 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.