Abadilla, D. (1985). Innovative technique restores fertility to bald mountainsides. Bulletin Today.
Cita Chicago (17th ed.)Abadilla, Domingo. "Innovative Technique Restores Fertility to Bald Mountainsides." Bulletin Today 1985.
Cita MLA (9th ed.)Abadilla, Domingo. "Innovative Technique Restores Fertility to Bald Mountainsides." Bulletin Today, 1985.
Atenció: Aquestes cites poden no estar 100% correctes.