APA (7th ed.) Citation

Brown, D., & Murillo, E. G. La fortaleza digital.

Chicago Style (17th ed.) Citation

Brown, Dan, and Eduardo G. Murillo. La Fortaleza Digital. Madrid.

MLA (9th ed.) Citation

Brown, Dan, and Eduardo G. Murillo. La Fortaleza Digital.

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