APA način citiranja

Trejos, A., & Gurdián, J. L. (1967). Generalized Histoplasmosis in El Salvador, C. A. A report of 13 cases in children under two years of age.

Čikaški stil citiranja

Trejos, Alfonso, i José Luis Gurdián. Generalized Histoplasmosis in El Salvador, C. A. A Report of 13 Cases in Children Under Two Years of Age. 1967.

MLA način citiranja

Trejos, Alfonso, i José Luis Gurdián. Generalized Histoplasmosis in El Salvador, C. A. A Report of 13 Cases in Children Under Two Years of Age. 1967.