APA Citation

Unger, P. J., & Laird-Fryer, B. (1989). Blood group systems: MN and Gerbich. Arlington, Va.: American Association of Blood Banks.

Chicago Style Citation

Unger, Phyllis J., and Barbara Laird-Fryer. Blood Group Systems: MN and Gerbich. Arlington, Va.: American Association of Blood Banks, 1989.

MLA Citation

Unger, Phyllis J., and Barbara Laird-Fryer. Blood Group Systems: MN and Gerbich. Arlington, Va.: American Association of Blood Banks, 1989.

Warning: These citations may not always be 100% accurate.