APA (7th ed.) Citation

Thierry, J. (1963). Vaticano secreto. Bruguera.

Chicago Style (17th ed.) Citation

Thierry, Jean-Jacques. Vaticano Secreto. Barcelona: Bruguera, 1963.

MLA (9th ed.) Citation

Thierry, Jean-Jacques. Vaticano Secreto. Bruguera, 1963.

Warning: These citations may not always be 100% accurate.