Cita APA

Yam, T. W. (1995). Orchids of the Singapore Botanic Gardens. Singapore: National Parks Board Singapore Botanic Gardens.

Citación estilo Chicago

Yam, Tim Wing. Orchids of the Singapore Botanic Gardens. Singapore: National Parks Board Singapore Botanic Gardens, 1995.

Cita MLA

Yam, Tim Wing. Orchids of the Singapore Botanic Gardens. Singapore: National Parks Board Singapore Botanic Gardens, 1995.