APA (7th ed.) Citation

Van Horn, G. S. (1973). The taxonomic status of Pentachaeta and Chaetopappa with a revision of Pentachaeta. University of California Press.

Chicago Style (17th ed.) Citation

Van Horn, Gene S. The Taxonomic Status of Pentachaeta and Chaetopappa with a Revision of Pentachaeta. Berkeley: University of California Press, 1973.

MLA (9th ed.) Citation

Van Horn, Gene S. The Taxonomic Status of Pentachaeta and Chaetopappa with a Revision of Pentachaeta. University of California Press, 1973.