Lua APA (7ú heag.)
Webster, S., & De Wreede, R. (2012). Embryology at a glance. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)
Webster, Samuel, agus Rhiannon De Wreede. Embryology at a Glance. Chichester, West Sussex: John Wiley & Sons, 2012.
Lua MLA (9ú heag.)
Webster, Samuel, agus Rhiannon De Wreede. Embryology at a Glance. John Wiley & Sons, 2012.
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