APA Citation

Krombein, K. V. Biosystematic studies of ceylonese wasps, XXI: A revision of the bethylinae and epyrinae.

Chicago Style Citation

Krombein, Karl V. Biosystematic Studies of Ceylonese Wasps, XXI: A Revision of the Bethylinae and Epyrinae.

MLA Citation

Krombein, Karl V. Biosystematic Studies of Ceylonese Wasps, XXI: A Revision of the Bethylinae and Epyrinae.

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