APA引文

Johannisson, C. (1996). [Superscript 15]N abundance as an indicator of N-saturation of coniferous forest. Swedish University of Agricultural Sciences.

Chicago Style (17th ed.) Citation

Johannisson, Christian. [Superscript 15]N Abundance as an Indicator of N-saturation of Coniferous Forest. Umeå: Swedish University of Agricultural Sciences, 1996.

MLA引文

Johannisson, Christian. [Superscript 15]N Abundance as an Indicator of N-saturation of Coniferous Forest. Swedish University of Agricultural Sciences, 1996.

警告：這些引文格式不一定是100％准確.