APA Citation

Alexander, G. 1., & Alexander, G. 1. (1972). Zoologia general. México: Continental.

Chicago Style Citation

Alexander, Gordon 1901-, and Gordon 1901- Alexander. Zoologia General. México: Continental, 1972.

MLA Citation

Alexander, Gordon 1901-, and Gordon 1901- Alexander. Zoologia General. México: Continental, 1972.

Warning: These citations may not always be 100% accurate.