APA (7th ed.) Citation

Swearingen, J. M. (2005). Purple loosestrife. Plant Conservation Alliance, Alien Plant Working Group.

Chicago Style (17th ed.) Citation

Swearingen, Jil M. Purple Loosestrife. [Washington, D.C.]: Plant Conservation Alliance, Alien Plant Working Group, 2005.

MLA (9th ed.) Citation

Swearingen, Jil M. Purple Loosestrife. Plant Conservation Alliance, Alien Plant Working Group, 2005.

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