Casteel, S. P. Pastoral: Sarah Phillips Casteel. Keywords for environmental studies.([2016]).
Čikaški stil citiranja (17. izdanje)Casteel, Sarah Phillips. "Pastoral: Sarah Phillips Casteel." Keywords for Environmental Studies.([2016]) .
MLA način citiranja (8. izdanje)Casteel, Sarah Phillips. "Pastoral: Sarah Phillips Casteel." Keywords for Environmental Studies.([2016]), .
Upozorenje: Ovi citati možda nisu uvijek 100% točni.