APA (7th ed.) Citation

Alford, D. V. (1999). A textbook of agricultural entomology. Blackwell Science.

Chicago Style (17th ed.) Citation

Alford, David V. A Textbook of Agricultural Entomology. Londres: Blackwell Science, 1999.

MLA (9th ed.) Citation

Alford, David V. A Textbook of Agricultural Entomology. Blackwell Science, 1999.