SAXENA, O. P. (1985). MODERN TEXTBOOK OF PROTOCHORDATA (3rd ed.). S. CHAND & COMPANY LTD..
Citación estilo ChicagoSAXENA, O. P. MODERN TEXTBOOK OF PROTOCHORDATA. 3rd ed. New Delhi: S. CHAND & COMPANY LTD., 1985.
Cita MLASAXENA, O. P. MODERN TEXTBOOK OF PROTOCHORDATA. 3rd ed. S. CHAND & COMPANY LTD., 1985.
Warning: These citations may not always be 100% accurate.