Cita APA

Xiong, Y., & Eickbush, T. H. (1990). Origin and evolution of retroelements based upon their reverse transcriptase sequences.

Chicago Style Citation

Xiong, Y., i T H. Eickbush. Origin and Evolution of Retroelements Based Upon Their Reverse Transcriptase Sequences. 1990.

Cita MLA

Xiong, Y., i T H. Eickbush. Origin and Evolution of Retroelements Based Upon Their Reverse Transcriptase Sequences. 1990.