Lua APA (7ú heag.)

Schmitt, P., Beer, P., Drew, M., & Sheen, P. (1997). Calix[4]tube: A tubular receptor with remarkable potassium ion selectivity.

Lua i Stíl Chicago (17ú heag.)

Schmitt, P., P. Beer, M. Drew, agus P. Sheen. Calix[4]tube: A Tubular Receptor with Remarkable Potassium Ion Selectivity. 1997.

Lua MLA (9ú heag.)

Schmitt, P., et al. Calix[4]tube: A Tubular Receptor with Remarkable Potassium Ion Selectivity. 1997.

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