APA (7th ed.) Citation

Wood, P. G. (1972). Ghost towns & gold trails of British Columbia. Colmark Advertising?.

Chicago Style (17th ed.) Citation

Wood, P. Gordon. Ghost Towns & Gold Trails of British Columbia. New Westminister, B.C.?: Colmark Advertising?, 1972.

MLA (8th ed.) Citation

Wood, P. Gordon. Ghost Towns & Gold Trails of British Columbia. Colmark Advertising?, 1972.

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