APA (7th ed.) Citation

Howard, R. (1968). The North-West Passage. Clarke Irwin.

Chicago Style (17th ed.) Citation

Howard, Richard. The North-West Passage. Toronto: Clarke Irwin, 1968.

MLA (9th ed.) Citation

Howard, Richard. The North-West Passage. Clarke Irwin, 1968.

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