APA Edition Citation

Oldroyd, H. (1968). Elements of entomology. U B S publishers distributors.

Chicago Edition Citation

Oldroyd, Harold. Elements of Entomology. New Delhi: U B S publishers distributors, 1968.

MLA Edition Citation

Oldroyd, Harold. Elements of Entomology. U B S publishers distributors, 1968.

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.