APA (7th ed.) Citation

. (2003). Key to the alate aphids of Costa Rica. Universidad de Costa Rica.

Chicago Style (17th ed.) Citation

Key to the Alate Aphids of Costa Rica. Universidad de Costa Rica, 2003.

MLA (9th ed.) Citation

Key to the Alate Aphids of Costa Rica. Universidad de Costa Rica, 2003.

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