APA(7版)引用形式

Helm, M., & Helm, A. L. (2014). Genealogy online for dummies (Seventh edition.). John Wiley & Sons, Inc..

Chicagoスタイル(17版)引用形式

Helm, Matthew, , April Leigh Helm. Genealogy Online for Dummies. Seventh edition. Hoboken, New Jersey: John Wiley & Sons, Inc., 2014.

MLA(9版)引用形式

Helm, Matthew, , April Leigh Helm. Genealogy Online for Dummies. Seventh edition. John Wiley & Sons, Inc., 2014.

警告: この引用は必ずしも正確ではありません.