Tajārib li-dirāsat al-tafāʻul al-mutabādal lil-ʻawāmil allatī tatadākhalu fī numūw al-ḥāṣilātFrank Crowther, Adolph Tomforde, Aḥmad Maḥmūd, Egypt) Jamʻīyah al-Zirāʻīyah al-Malakīyah (Cairo · First published 1937Open the Tome
