APA (7th ed.) Citation

Heie, O. E. (1982). The Aphidoidea (Hemiptera) of Fennoscandia and Denmark. II, The family Drepasiphidae. Scandinavian Science Press.

Chicago Style (17th ed.) Citation

Heie, Ole E. The Aphidoidea (Hemiptera) of Fennoscandia and Denmark. II, The Family Drepasiphidae. Klampenborg: Scandinavian Science Press, 1982.

MLA (9th ed.) Citation

Heie, Ole E. The Aphidoidea (Hemiptera) of Fennoscandia and Denmark. II, The Family Drepasiphidae. Scandinavian Science Press, 1982.