APA

Hamra F. K., Chapman K. M., Nguyen D. M., Williams-Stephens A. A., Hammer R. E. & Garbers D. L. (20060522). Self renewal, expansion, and transfection of rat spermatogonial stem cells in culture. : Proceedings of the National Academy of Sciences of the United States of America.

Chicago

Hamra F Kent, Chapman Karen M, Nguyen Derek M, Williams-Stephens Ashley A, Hammer Robert E and Garbers David L. 20060522. Self renewal, expansion, and transfection of rat spermatogonial stem cells in culture. : Proceedings of the National Academy of Sciences of the United States of America.

Harvard

Hamra F. K., Chapman K. M., Nguyen D. M., Williams-Stephens A. A., Hammer R. E. and Garbers D. L. (20060522). Self renewal, expansion, and transfection of rat spermatogonial stem cells in culture. : Proceedings of the National Academy of Sciences of the United States of America.

MLA

Hamra F Kent, Chapman Karen M, Nguyen Derek M, Williams-Stephens Ashley A, Hammer Robert E and Garbers David L. Self renewal, expansion, and transfection of rat spermatogonial stem cells in culture. : Proceedings of the National Academy of Sciences of the United States of America. 20060522.