APA Citation

Maas, P. J. M. 1. (1972). Costoideae (Zingiberaceae). New York: Hafner Publishing Company.

Chicago Style Citation

Maas, Paul Johannes Maria 1939-. Costoideae (Zingiberaceae). New York: Hafner Publishing Company, 1972.

MLA Citation

Maas, Paul Johannes Maria 1939-. Costoideae (Zingiberaceae). New York: Hafner Publishing Company, 1972.

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