APA (7th ed.) Citation

Abrera, J. B. (1974). Traditional Classification: Characteristics, Uses and Problems.

Chicago Style (17th ed.) Citation

Abrera, Josefa B. Traditional Classification: Characteristics, Uses and Problems. 1974.

MLA (9th ed.) Citation

Abrera, Josefa B. Traditional Classification: Characteristics, Uses and Problems. 1974.

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