APA引文

Washington Natural Heritage Program. Endangered, threatened and sensitive vascular plants of Washington. Washington Natural Heritage Program.

Chicago Style (17th ed.) Citation

Washington Natural Heritage Program. Endangered, Threatened and Sensitive Vascular Plants of Washington. [Olympia, Wash.]: Washington Natural Heritage Program.

MLA引文

Washington Natural Heritage Program. Endangered, Threatened and Sensitive Vascular Plants of Washington. Washington Natural Heritage Program.

警告：這些引文格式不一定是100％准確.