APA引文

Strickler, D. (1997). Northwest penstemons: 80 species of Penstemon native to the Pacific Northwest. Flower Press.

Chicago Style (17th ed.) Citation

Strickler, Dee. Northwest Penstemons: 80 Species of Penstemon Native to the Pacific Northwest. Columbia Falls, Mont.: Flower Press, 1997.

MLA引文

Strickler, Dee. Northwest Penstemons: 80 Species of Penstemon Native to the Pacific Northwest. Flower Press, 1997.

警告：這些引文格式不一定是100％准確.