Richards, A. G. (1941). The genus Bulia Walker in Mexico and Central America (Lepidoptera, Phalaenidae). Zenodo.
Cita Chicago (17th ed.)Richards, A. Glenn. The Genus Bulia Walker in Mexico and Central America (Lepidoptera, Phalaenidae). Zenodo, 1941.
Cita MLA (9th ed.)Richards, A. Glenn. The Genus Bulia Walker in Mexico and Central America (Lepidoptera, Phalaenidae). Zenodo, 1941.
Atenció: Aquestes cites poden no estar 100% correctes.