APA (7th ed.) Citation

Quisumbing, E. A. (1922). Stony Layer in Seeds of Gymnosperms.

Chicago Style (17th ed.) Citation

Quisumbing, Eduardo A. Stony Layer in Seeds of Gymnosperms. 1922.

MLA (8th ed.) Citation

Quisumbing, Eduardo A. Stony Layer in Seeds of Gymnosperms. 1922.

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