APA (7th ed.) Citation

National and Historic Parks Branch, Canada. (1972). National parks system planning manual (2nd ed.). s. n.

Chicago Style (17th ed.) Citation

National and Historic Parks Branch, Canada. National Parks System Planning Manual. 2nd ed. [Ottawa: s. n, 1972.

MLA (9th ed.) Citation

National and Historic Parks Branch, Canada. National Parks System Planning Manual. 2nd ed. s. n, 1972.