Cita APA (7th ed.)

Abrahamovich, A. H., Díaz, N. B., & Morrone, J. J. (2004). DISTRIBUTIONAL PATTERNS OF THE NEOTROPICAL AND ANDEAN SPECIES OF THE GENUS BOMBUS (HYMENOPTERA: APIDAE). Instituto de Ecología, A.C.

Cita Chicago (17th ed.)

Abrahamovich, Alberto H., Norma B. Díaz, i Juan J. Morrone. DISTRIBUTIONAL PATTERNS OF THE NEOTROPICAL AND ANDEAN SPECIES OF THE GENUS BOMBUS (HYMENOPTERA: APIDAE). Instituto de Ecología, A.C, 2004.

Cita MLA (9th ed.)

Abrahamovich, Alberto H., et al. DISTRIBUTIONAL PATTERNS OF THE NEOTROPICAL AND ANDEAN SPECIES OF THE GENUS BOMBUS (HYMENOPTERA: APIDAE). Instituto de Ecología, A.C, 2004.