APA引文

Piper, C. V. (1906). Flora of the state of Washington. Govt. Print. Off..

Chicago Style (17th ed.) Citation

Piper, Charles V. Flora of the State of Washington. Washington: Govt. Print. Off., 1906.

MLA引文

Piper, Charles V. Flora of the State of Washington. Govt. Print. Off., 1906.

警告：這些引文格式不一定是100％准確.