Sitompul L : Patasakkon panurathon ni hata Batak Toba / pinatomutomu ni J. Tambun, T.M. Sihombing, L. Sitompul.
Sitorus Melanthon : Barita ulaon rumpurumpuan (gotong rojong kebudajaan Batak) di Parbagason, Pardjambaron, Pamli Djabu, Ulos, d.n.a. / redaksi, A. N. P. Sibarani.
Sitrauk W : A letter from Newcastle of the Commissioners their message delivered to the King; : and their debates with the Scots Commissioners. And how the Scots have quit the city and garrison of Durham; and the garrisons of Hartlepoole and Stockton, and Major General Skippon possessed thereof, on Tuesday last, Jan. 26. 1646. Also, a letter delivered from the Parliament of Scotland to the King; in answer to His Majesties two quæres. Appointed to be printed and published, according to order of Parliament, Feb. 1. 1646.
Sitrin Marina : Pandemic solidarity : mutual aid during the covid-19 crisis / edited by Marina Sitrin and Colectiva Sembrar ; foreword by Rebecca Solnit.
Sitrin Michael D : Gastrointestinal, hepatobiliary, and nutritional physiology / Eugene B. Chang, Michael D. Sitrin, Dennis D. Black.