APA citiranje

Ng, S. W. (2009). (E)-2,4-Dihydroxy­benzaldehyde 4-ethyl­thio­semicarbazone–4,4′-bipyridine–water (4/7/2). International Union of Crystallography.

Citação norma Chicago

Ng, Seik Weng. (E)-2,4-Dihydroxy­benzaldehyde 4-ethyl­thio­semicarbazone–4,4′-bipyridine–water (4/7/2). International Union of Crystallography, 2009.

MLA citiranje

Ng, Seik Weng. (E)-2,4-Dihydroxy­benzaldehyde 4-ethyl­thio­semicarbazone–4,4′-bipyridine–water (4/7/2). International Union of Crystallography, 2009.

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