APA   Click to copy
Carson, R. (1955). The Edge of the Sea. Mariner Books.

Chicago/Turabian   Click to copy
Carson, Rachel. The Edge of the Sea. Mariner Books, 1955.

MLA   Click to copy
Carson, Rachel. The Edge of the Sea. Mariner Books, 1955.

@book{rachel1955a,
  title = {The Edge of the Sea},
  year = {1955},
  publisher = {Mariner Books},
  author = {Carson, Rachel}
}