APA Citation

Polk's Philadelphia blue book, elite directory and club list. Philadelphia: R.L. Polk & Co.

Chicago Style Citation

Polk's Philadelphia Blue Book, Elite Directory and Club List. Philadelphia: R.L. Polk & Co.

MLA Citation

Polk's Philadelphia Blue Book, Elite Directory and Club List. Philadelphia: R.L. Polk & Co.

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