APA цитиране

Hippa, H., & Ståhls, G. (2005). Morphological characters of adult Syrphidae: Descriptions and phylogenetic utility. Helsinki: Finnish zoological and botanical publishing board..

Чикагска система за цитиране

Hippa, Heikki, и Gunilla Ståhls. Morphological Characters of Adult Syrphidae: Descriptions and Phylogenetic Utility. Helsinki: Finnish zoological and botanical publishing board., 2005.

MLA формат за цитиране

Hippa, Heikki, и Gunilla Ståhls. Morphological Characters of Adult Syrphidae: Descriptions and Phylogenetic Utility. Helsinki: Finnish zoological and botanical publishing board., 2005.