APA ציטוט

Sáenz R., J. A., & Nassar C., M. (1967). Phytochemical Screening of Costa Rican Plants: Alkaloid Analysis. III.

Citación estilo Chicago

Sáenz R., José A., y Maryssia Nassar C. Phytochemical Screening of Costa Rican Plants: Alkaloid Analysis. III. 1967.

ציטוט MLA

Sáenz R., José A., y Maryssia Nassar C. Phytochemical Screening of Costa Rican Plants: Alkaloid Analysis. III. 1967.