एपीए उद्धरण

(1965). Shrubs in colour: An amateur gardening encyclopaedia. Collingridge.

शिकागो स्टाइल उद्धरण

Shrubs in Colour: An Amateur Gardening Encyclopaedia. London: Collingridge, 1965.

एमएलए उद्धरण

Shrubs in Colour: An Amateur Gardening Encyclopaedia. Collingridge, 1965.