APA (7 वां संस्करण) प्रशस्ति पत्र
Strasser, M. P. (1999). The challenge of same-sex marriage: Federalist principles and constitutional protections. Praeger.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Strasser, Mark Philip. The Challenge of Same-sex Marriage: Federalist Principles and Constitutional Protections. Westport, Conn.: Praeger, 1999.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Strasser, Mark Philip. The Challenge of Same-sex Marriage: Federalist Principles and Constitutional Protections. Praeger, 1999.
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