APA-čujuhus (7. p.)

Willis, N. P. Canadian Scenery, Volume 2 (of 2).

Chicago-čujuhus (17. p.)

Willis, Nathaniel Parker. Canadian Scenery, Volume 2 (of 2).

MLA-čujuhus (9. p.)

Willis, Nathaniel Parker. Canadian Scenery, Volume 2 (of 2).

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