Freedman, H. R., & Krieger, K. (1983). The Whiter's Guide to Magazine Markets: Nonfiction. New American Library.
Chicago Style aipamenaFreedman, Helen Rosengren, and Karen Krieger. The Whiter's Guide to Magazine Markets: Nonfiction. New York: New American Library, 1983.
MLA aipamenaFreedman, Helen Rosengren, and Karen Krieger. The Whiter's Guide to Magazine Markets: Nonfiction. New American Library, 1983.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.