APA-ийн эшлэл(7 дахь хэвлэлт)

(1977). Development of a time-calibrated, self-cancelling ticket: Initial feasibility determination : final report / [J.P. Tratnyek, J.D. Birkett, M.R. Schlemm] ; Arthur D. Little, Inc.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Development of a Time-calibrated, Self-cancelling Ticket: Initial Feasibility Determination : Final Report / [J.P. Tratnyek, J.D. Birkett, M.R. Schlemm] ; Arthur D. Little, Inc. 1977.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Development of a Time-calibrated, Self-cancelling Ticket: Initial Feasibility Determination : Final Report / [J.P. Tratnyek, J.D. Birkett, M.R. Schlemm] ; Arthur D. Little, Inc. 1977.