APA (7th ed.) Citation

Gazdík, M., & Carpenter, H. Humphrey Carpenter: J. R. R. Tolkien: Životopis.

Chicago Style (17th ed.) Citation

Gazdík, Marián, and Humphrey Carpenter. Humphrey Carpenter: J. R. R. Tolkien: Životopis.

MLA (9th ed.) Citation

Gazdík, Marián, and Humphrey Carpenter. Humphrey Carpenter: J. R. R. Tolkien: Životopis.

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