APA Citation

(1920). Boyd's street guide of Philadelphia 1920: Including a complete list of Philadelphia trolley lines. Philadelphia: C.E. Howe Co..

Chicago Style Citation

Boyd's Street Guide of Philadelphia 1920: Including a Complete List of Philadelphia Trolley Lines. Philadelphia: C.E. Howe Co., 1920.

MLA Citation

Boyd's Street Guide of Philadelphia 1920: Including a Complete List of Philadelphia Trolley Lines. Philadelphia: C.E. Howe Co., 1920.

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