Cita APA (7a ed.)

Heie, O. E. (1967). Studies on fossil aphids (Homoptera: Aphidoidea): Especially in the Copenhagen collection of fossils in Baltic amber.

Cita Chicago Style (17a ed.)

Heie, Ole E. Studies on Fossil Aphids (Homoptera: Aphidoidea): Especially in the Copenhagen Collection of Fossils in Baltic Amber. Copenhagen, 1967.

Cita MLA (8a ed.)

Heie, Ole E. Studies on Fossil Aphids (Homoptera: Aphidoidea): Especially in the Copenhagen Collection of Fossils in Baltic Amber. 1967.