Cita APA (7th ed.)
York, H. H. The Relation of plants to tide-levels.
Cita Chicago (17th ed.)
York, Harlan Harvey. The Relation of Plants to Tide-levels.
Cita MLA (9th ed.)
York, Harlan Harvey. The Relation of Plants to Tide-levels.
Atenció: Aquestes cites poden no estar 100% correctes.