APA引文

Ngui, M. H. (2012). Freeness of certain torsion-free abelian groups / Ngu Min Hui.

Chicago Style Citation

Ngui, Min Hu. Freeness of Certain Torsion-free Abelian Groups / Ngu Min Hui. 2012.

MLA引文

Ngui, Min Hu. Freeness of Certain Torsion-free Abelian Groups / Ngu Min Hui. 2012.

警告：這些引文格式不一定是100％准確.