APA引文

Dat, N. D. (2017). Some results concerning a gratzers problem. H. : ĐHQGHN.

Chicago Style Citation

Dat, Nguyen Duc. Some Results Concerning a Gratzers Problem. H. : ĐHQGHN, 2017.

MLA引文

Dat, Nguyen Duc. Some Results Concerning a Gratzers Problem. H. : ĐHQGHN, 2017.

警告：這些引文格式不一定是100％准確.