Cita APA (7a ed.)
Grigorov, I. (2004). Invisible Worlds: Exploring the Unseen (Book). Geographical (Geographical Magazine Ltd.), 76(8), 94.
Cita Chicago Style (17a ed.)
Grigorov, Ivo. "Invisible Worlds: Exploring the Unseen (Book)." Geographical (Geographical Magazine Ltd.) 76, no. 8 (2004): 94.
Cita MLA (9a ed.)
Grigorov, Ivo. "Invisible Worlds: Exploring the Unseen (Book)." Geographical (Geographical Magazine Ltd.), vol. 76, no. 8, 2004, p. 94.
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