Index hortensis

MLA

Trehane, Piers. Index Hortensis. 1. publ. Wimborne: Quarterjack Publishing, 1989.

APA

Trehane, P. (1989). Index hortensis. 1. publ. Wimborne: Quarterjack Publishing.

Chicago

Trehane, Piers Index Hortensis. 1, Perennials Including Border Plants, Herbs, Bulbous Plants, Non-Woody Alpines, Aquatic Plants, Outdoor Ferns and Ornamental Grasses. 1. publ. Wimborne: Quarterjack Publishing, 1989.