APA citiranje

Tjoelker, M. G., Boratynski, A., & Bugala, W. (2012). Biology and Ecology of Norway Spruce. Springer.

Trích dẫn kiểu Chicago

Tjoelker, Mark G., Adam Boratynski, và Wladyslaw Bugala. Biology and Ecology of Norway Spruce. Springer, 2012.

MLA citiranje

Tjoelker, Mark G., Adam Boratynski, và Wladyslaw Bugala. Biology and Ecology of Norway Spruce. Springer, 2012.