APA (7th ed.) Citation

Karis, P. O. (1989). Systematics of the genus Metalasia (Asteraceae-Gnaphalieae). Council for Nordic Publications in Botany.

Chicago Style (17th ed.) Citation

Karis, Per Ola. Systematics of the Genus Metalasia (Asteraceae-Gnaphalieae). Copenhagen: Council for Nordic Publications in Botany, 1989.

MLA (9th ed.) Citation

Karis, Per Ola. Systematics of the Genus Metalasia (Asteraceae-Gnaphalieae). Council for Nordic Publications in Botany, 1989.

Warning: These citations may not always be 100% accurate.