Lua APA (7ú heag.)
Gafta, D., & Akeroyd, J. (2006). Nature Conservation: Concepts and Practice. Springer Berlin Heidelberg. https://doi.org/10.1007/978-3-540-47229-2
Lua i Stíl Chicago (17ú heag.)
Gafta, Dan, agus John Akeroyd. Nature Conservation: Concepts and Practice. Berlin, Heidelberg: Springer Berlin Heidelberg, 2006. https://doi.org/10.1007/978-3-540-47229-2.
Lua MLA (9ú heag.)
Gafta, Dan, agus John Akeroyd. Nature Conservation: Concepts and Practice. Springer Berlin Heidelberg, 2006. https://doi.org/10.1007/978-3-540-47229-2.
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