APA (7 वां संस्करण) प्रशस्ति पत्र
(1980). The control of cattle ticks in East and Central Africa (4th ed.). Wellcome Eastern Africa.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
The Control of Cattle Ticks in East and Central Africa. 4th ed. Kabete: Wellcome Eastern Africa, 1980.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
The Control of Cattle Ticks in East and Central Africa. 4th ed. Wellcome Eastern Africa, 1980.
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