APA (7th ed.) Citation

Não informado. (1933). The Lily year-book. Royal Horticultural Society.

Chicago Style (17th ed.) Citation

Não informado. The Lily Year-book. London: Royal Horticultural Society, 1933.

MLA (8th ed.) Citation

Não informado. The Lily Year-book. Royal Horticultural Society, 1933.

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