APA (7th ed.) Citation

Citrine, W. Letter (copy): Situation in Spain: I.F.T.U. & L.S.I. conference.

Chicago Style (17th ed.) Citation

Citrine, Walter. Letter (copy): Situation in Spain: I.F.T.U. & L.S.I. Conference.

MLA (8th ed.) Citation

Citrine, Walter. Letter (copy): Situation in Spain: I.F.T.U. & L.S.I. Conference.

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