Cita APA (7a ed.)

Jackson, L. L. (2019). Signs: The secret language of the universe (First edition.). Spiegel & Grau.

Cita Chicago Style (17a ed.)

Jackson, Laura Lynne. Signs: The Secret Language of the Universe. First edition. New York: Spiegel & Grau, 2019.

Cita MLA (8a ed.)

Jackson, Laura Lynne. Signs: The Secret Language of the Universe. First edition. Spiegel & Grau, 2019.

Precaución: Estas citas no son 100% exactas.