APA aipamena

San Martín, G., & Estapé, S. (1993). Redescription of Pionosyllis procera (Polychaeta: Syllidae), with comments on its reproduction and systematic position.

Chicago Style aipamena

San Martín, Guillermo, y Sonia Estapé. Redescription of Pionosyllis Procera (Polychaeta: Syllidae), With Comments On Its Reproduction and Systematic Position. 1993.

MLA aipamena

San Martín, Guillermo, y Sonia Estapé. Redescription of Pionosyllis Procera (Polychaeta: Syllidae), With Comments On Its Reproduction and Systematic Position. 1993.