The police questioned all three on Sunday, as they were considered crucial witnesses in the case since the journalist had confided in them initially.
In the victim's letter to Tehelka managing editor Shoma Chaudhury, she had said that she had told her three colleagues about what had transpired with Tejpal.
Meanwhile reports said that Choudhury, who was questioned for nine hours on Saturday, was likely to be called in for further questioning on Sunday.
Tejpal may also be questioned late on Sunday.
The statements were recorded at at Goa Sadan in Delhi.
PTI quoted sources as saying that a three-member team of Goa police led by Deputy Superintendent of Police Sammy Tavares, which arrived in Delhi on Saturday, had gone to the magazine's office and questioned Chaudhary and a couple of other employees.