Cita APA (7a ed.)

Watterson, B. (1992). Calvin & Hobbes (1a ed.). Gradiva.

Cita Chicago Style (17a ed.)

Watterson, Bill. Calvin & Hobbes. 1a ed. Gradiva, 1992.

Cita MLA (8a ed.)

Watterson, Bill. Calvin & Hobbes. 1a ed. Gradiva, 1992.