APA引文

van der Kruit, P. C. (2016). Jacobus Cornelius Kapteyn: Born Investigator of the Heavens. Springer.

Trích dẫn kiểu Chicago

van der Kruit, Pieter C. Jacobus Cornelius Kapteyn: Born Investigator of the Heavens. Springer, 2016.

MLA引文

van der Kruit, Pieter C. Jacobus Cornelius Kapteyn: Born Investigator of the Heavens. Springer, 2016.

警告：這些引文格式不一定是100％准確.