APA (7th ed.) Zitazioa

Ralphson, G. H. Boy Scouts in the North Sea; Or, The Mystery of a Sub.

Chicago Style (17th ed.) Zitazioa

Ralphson, G. Harvey. Boy Scouts in the North Sea; Or, The Mystery of a Sub.

MLA (9th ed.) Zitazioa

Ralphson, G. Harvey. Boy Scouts in the North Sea; Or, The Mystery of a Sub.

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