APA (7th ed.) Citation

De Camp, L. S. (1977). The hostage of Zir.

Chicago Style (17th ed.) Citation

De Camp, L. Sprague. The Hostage of Zir. 1977.

MLA (9th ed.) Citation

De Camp, L. Sprague. The Hostage of Zir. 1977.

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