Cita APA

Kerr, W. E., & Cunha, R. A. d. (1976). Taxonomic position of two fossil social bees (Apidae).

Chicago Style Citation

Kerr, Warwick Estevam, i Rubens Alves da Cunha. Taxonomic Position of Two Fossil Social Bees (Apidae). 1976.

Cita MLA

Kerr, Warwick Estevam, i Rubens Alves da Cunha. Taxonomic Position of Two Fossil Social Bees (Apidae). 1976.

Atenció: Aquestes cites poden no estar 100% correctes.