Cita APA (7a ed.)

Walls, L. D. Cosmos: Laura Dassow Walls. Keywords for environmental studies.([2016]).

Cita Chicago Style (17a ed.)

Walls, Laura Dassow. "Cosmos: Laura Dassow Walls." Keywords for Environmental Studies.([2016]) .

Cita MLA (8a ed.)

Walls, Laura Dassow. "Cosmos: Laura Dassow Walls." Keywords for Environmental Studies.([2016]), .